Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001HSSN |
Model Year Start: 2020 |
Model: Corolla Hatchback |
Prod Date Range: [03/2019 - 09/2022] |
Title: K120 / K121 (CVT): K120 CONTINUOUSLY VARIABLE TRANSAXLE SYSTEM: P084000,P28287F; Transmission Fluid Pressure Sensor/Switch "A" Circuit Range/Performance; 2020 - 2022 MY Corolla Corolla Hatchback [03/2019 - 09/2022] |
DTC
|
P084000
|
Transmission Fluid Pressure Sensor/Switch "A" Circuit Range/Performance
|
DTC
|
P28287F
|
Pressure Control Solenoid "K" Actuator Stuck Off
|
DESCRIPTION
The TCM controls the secondary oil pressure based on the secondary oil pressure signal output by the oil pressure sensor.
DTC No.
|
Detection Item
|
DTC Detection Condition
|
Trouble Area
|
MIL
|
Memory
|
Note
|
P084000
|
Transmission Fluid Pressure Sensor/Switch "A" Circuit Range/Performance
|
Either of the following conditions is met (1-trip detection logic):
-
When the requested oil pressure is less than 1.0 MPa (10.2 kgf/cm2, 145 psi), the oil pressure sensor output is 2.5 MPa (25.5 kgf/cm2, 363 psi) or more for 3 seconds or more.
-
When the requested oil pressure is 1.4 MPa (14.3 kgf/cm2, 203 psi) or more, the oil pressure sensor output is less than 0.5 MPa (5.1 kgf/cm2, 73 psi) for 2 seconds or more.
|
-
Oil pressure sensor
-
Transmission valve body assembly
-
TCM
-
Continuously variable transaxle assembly
|
Comes on
|
DTC stored
|
SAE Code:
P0841
|
P28287F
|
Pressure Control Solenoid "K" Actuator Stuck Off
|
Either of the following conditions is met (1-trip detection logic):
-
When the requested oil pressure is less than 1.0 MPa (10.2 kgf/cm2, 145 psi), the oil pressure sensor output is 2.5 MPa (25.5 kgf/cm2, 363 psi) or more for 3 seconds or more.
-
When the requested oil pressure is 1.4 MPa (14.3 kgf/cm2, 203 psi) or more, the oil pressure sensor output is less than 0.5 MPa (5.1 kgf/cm2, 73 psi) for 2 seconds or more.
|
-
Oil pressure sensor
-
Transmission valve body assembly
-
TCM
-
Continuously variable transaxle assembly
|
Comes on
|
DTC stored
|
SAE Code:
P2829
|
DTC Detection Condition Patterns (P084000 and P28287F):
|
Vehicle Condition
|
Pattern 1
|
Pattern 2
|
Diagnostic Condition
|
The requested oil pressure value is less than 1.0 MPa (10.2 kgf/cm2, 145 psi)
|
○
|
-
|
The requested oil pressure value is 1.4 MPa (14.3 kgf/cm2, 203 psi) or more
|
-
|
○
|
Malfunction Condition
|
The oil pressure sensor output value is 2.5 MPa (25.5 kgf/cm2, 363 psi) or more
|
○
|
-
|
The oil pressure sensor output value is less than 0.5 MPa (5.1 kgf/cm2, 73 psi)
|
-
|
○
|
Duration
|
3 seconds or more
|
2 seconds or more
|
Detection Logic
|
1-trip detection logic
|
1-trip detection logic
|
HINT:
These DTCs are output when either of the above detection patterns is met.
MONITOR DESCRIPTION
The TCM checks for belt clamping high-pressure or low-pressure malfunctions. If a mechanical malfunction of the shift solenoid valve SLS or a malfunction of the oil pressure sensor is detected by the TCM, it illuminates the MIL and stores a DTC.
MONITOR STRATEGY
Related DTCs
|
P0841: Transmission fluid pressure sensor "A" (PTO (Oil pressure sensor))/Rationality fault diagnostics
P2829: Pressure control solenoid "K" (Shift solenoid valve SLS)/Functional check
|
Required sensors/Components
|
Crankshaft position sensor
Transmission revolution sensor (NT)
Transmission revolution sensor (NC1)
Transmission revolution sensor (NSS)
Transmission revolution sensor (NOUT)
CVT fluid temperature sensor
Engine coolant temperature sensor
Oil pressure sensor
Shift solenoid valve SL1
Shift solenoid valve SL2
Shift solenoid valve SLP
Shift solenoid valve SLS
Shift solenoid valve SLU
|
Frequency of operation
|
Continuous
|
Duration
|
P0841:
-
OFF malfunction (A): 2 sec.
OFF malfunction (B): 1 sec.
OFF malfunction (C): 4 sec.
OFF malfunction (D): 2 sec.
ON malfunction (A): 3 sec.
ON malfunction (B): 3 sec.
|
MIL operation
|
1 driving cycle
|
Sequence of operation
|
None
|
TYPICAL ENABLING CONDITIONS
All
ETC system
(Electronic throttle control system)
|
Not system down
(MIL illuminated by following codes: P0121, P0122, P0123, P0222, P0223, P0604, P0606, P0607, P060D, P060E, P0657, P0658, P1607, P16B0, P2102, P2103, P2111, P2112, P2119, P2135)
|
KCS sensor circuit
(Knock sensor)
|
Not circuit malfunction
(MIL illuminated by following codes: P0327, P0328)
|
ECT sensor circuit
(Engine coolant temperature sensor)
|
Not circuit malfunction
(MIL illuminated by following codes: P0117, P0118)
|
IAT sensor circuit
(Intake air temperature sensor)
|
Not circuit malfunction
(MIL illuminated by following codes: P0112, P0113)
|
Crankshaft position sensor "A" circuit
(Crankshaft position sensor)
|
Not circuit malfunction
(MIL illuminated by following codes: P0335, P0337, P0338)
|
CAN communication between ECM and TCM
|
Not system down
(MIL illuminated by following codes: U0100, U0101)
|
Low voltage flag
|
OFF
|
Transmission fluid pressure sensor "A" circuit
(Oil pressure sensor)
|
Not circuit malfunction
(MIL illuminated by following codes: P0842, P0843)
|
Pressure control solenoid "J" circuit
(Shift solenoid valve SLP)
|
Not circuit malfunction
(MIL illuminated by following codes: P2826, P2827)
|
Pressure control solenoid "K" circuit
(Shift solenoid valve SLS)
|
Not circuit malfunction
(MIL illuminated by following codes: P282F, P2830)
|
Torque converter clutch pressure control solenoid circuit
(Shift solenoid valve SLU)
|
Not circuit malfunction
(MIL illuminated by following codes: P2763, P2764)
|
Pressure control solenoid "A" circuit
(Shift solenoid valve SL1)
|
Not circuit malfunction
(MIL illuminated by following codes: P0962, P0963)
|
Pressure control solenoid "B" circuit
(Shift solenoid valve SL2)
|
Not circuit malfunction
(MIL illuminated by following codes: P0966, P0967)
|
Transmission fluid temperature sensor "A" circuit
(CVT fluid temperature sensor)
|
Not circuit malfunction
(MIL illuminated by following codes: P0712, P0713)
|
Turbine speed sensor "A" circuit
(Transmission revolution sensor (NT))
|
Not circuit malfunction
(MIL illuminated by following codes: P0717, P07BF, P07C0)
|
Intermediate shaft speed sensor "C" circuit
(Transmission revolution sensor (NSS))
|
Not circuit malfunction
(MIL illuminated by following codes: P07C9, P07CA, P2751)
|
Output speed sensor circuit
(Transmission revolution sensor (NOUT))
|
Not circuit malfunction
(MIL illuminated by following codes: P0722, P077C, P077D)
|
Intermediate shaft speed sensor "B" circuit
(Transmission revolution sensor (NC1))
|
Not circuit malfunction
(MIL illuminated by following codes: P07C7, P07C8, P2747)
|
P0841:
-
OFF malfunction (A)
Engine speed
|
550 rpm or more
|
Transmission fluid temperature
|
-10°C (14°F) or more
|
Time after following condition is met
|
0.5 sec. or more
|
- Variation of the accelerator pedal angle
(within 32.768 msec.)
|
Less than 0.5%
|
Shift solenoid valve SLS
|
Operating clamping pressure control by TCM command
|
ECT
|
60°C (140°F) or more
|
Spark advance from MAX. retard timing by KCS control
|
0 °CA or more
|
Gear and belt mode clutch
|
Either engagement or disengagement
|
OFF malfunction (B)
Shift solenoid valve SLP
|
Operating shift control by TCM command
|
Engine speed
|
500 rpm or more
|
Synchronizer
|
Engaged
|
Turbine speed
|
More than 0 rpm
|
Any of the following conditions are met: (a) or (b)
|
-
|
(a) Gear mode clutch speed
|
More than 0 rpm
|
(b) All of the following conditions are met
|
-
|
- Gear mode clutch speed
|
0 rpm
|
- Output speed
|
0 rpm
|
OFF malfunction (C)
Shift position
|
"N" or "P" or "D" or "B"
|
Gear shift position circuit
|
Not circuit malfunction
(P0916, P0917)
|
Shift solenoid valve SLP
|
Operating shift control by TCM command
|
Engine speed
|
500 rpm or more
|
OFF malfunction (D)
Any of the following conditions are met: (a) or (b)
|
-
|
(a) Gear mode clutch
|
Engaged
|
(b) Belt mode clutch
|
Engaged
|
Engine speed
|
1000 rpm or more
|
Shift solenoid valve SLP
|
Operating shift control by TCM command
|
ON malfunction (A)
Engine speed
|
550 rpm or more
|
Transmission fluid temperature
|
-10°C (14°F) or more
|
Time after following condition is met
|
0.5 sec. or more
|
- Variation of the accelerator pedal angle
(within 32.768 msec.)
|
Less than 0.5%
|
Shift solenoid valve SLS
|
Operating clamping pressure control by TCM command
|
ECT
|
60°C (140°F) or more
|
Spark advance from MAX. retard timing by KCS control
|
0 °CA or more
|
All of the following conditions are met
|
-
|
- Gear mode clutch
|
Engaged
|
- Belt mode clutch
|
Engaged
|
ON malfunction (B)
Tire
|
Not slipping
|
Primary sheave speed
|
100 rpm or more
|
Secondary sheave speed
|
150 rpm or more
|
Output speed
|
1000 rpm or more
|
Transmission fluid temperature
|
-10°C (14°F) or more and less than 140°C (284°F)
|
Belt mode clutch
|
Engaged
|
Shift solenoid valve SLP
|
Operating shift control by TCM command
|
Actual gear ratio
|
More than 0.5 and 2.2 or less
|
Accelerator pedal
|
ON
|
Target clamping pressure
|
Less than 1.0 MPa (10.2 kgf/cm2, 145 psi)
|
Target gear ratio
|
More than 0.9 and 1.1 or less
|
P2829:
-
All
Engine speed
|
550 rpm or more
|
Transmission fluid temperature
|
-10°C (14°F) or more
|
Time after following condition is met
|
0.5 sec. or more
|
- Variation of the accelerator pedal angle
(within 32.768 msec.)
|
Less than 0.5%
|
Shift solenoid valve SLS
|
Operating clamping pressure control by TCM command
|
ECT
|
60°C (140°F) or more
|
Spark advance from MAX. retard timing by KCS control
|
0 °CA or more
|
OFF malfunction (A)
Any of the following conditions are met: (a) or (b)
|
-
|
(a) Gear mode clutch
|
Engaged
|
(b) Belt mode clutch
|
Engaged
|
OFF malfunction (B)
Tire
|
Not slipping
|
Primary sheave speed
|
100 rpm or more
|
Secondary sheave speed
|
150 rpm or more
|
Output speed
|
1000 rpm or more
|
Transmission fluid temperature
|
-10°C (14°F) or more and less than 140°C (284°F)
|
Belt mode clutch
|
Engaged
|
Shift solenoid valve SLP
|
Operating shift control by TCM command
|
Actual gear ratio
|
More than 0.5 and 2.2 or less
|
Accelerator pedal
|
ON
|
Target clamping pressure
|
Less than 1.0 MPa (10.2 kgf/cm2, 145 psi)
|
Target gear ratio
|
More than 0.9 and 1.1 or less
|
ON malfunction
Gear and belt mode clutch
|
Either engagement or disengagement
|
TYPICAL MALFUNCTION THRESHOLDS
P0841:
-
OFF malfunction
-
OFF malfunction (A) is met and none of the following conditions are met: OFF malfunction (B), (C) and (D)
OFF malfunction (A)
Target clamping pressure
|
1.4 MPa (14.3 kgf/cm2, 203 psi) or more
|
Actual clamping pressure
|
Less than 0.5 MPa (5.1 kgf/cm2, 73 psi)
|
OFF malfunction (B)
TCM indicate gear mode clutch
|
Engagement
|
Turbine speed - Gear mode clutch speed
|
More than 200 rpm
|
OFF malfunction (C)
TCM indicate synchronizer
|
Engagement
|
Synchronizer
|
Not engaged
|
OFF malfunction (D)
TCM indicate lock-up clutch
|
Engagement
|
Engine speed - Turbine speed
|
250 rpm or more
|
-
ON malfunction
-
All of the following conditions are met
ON malfunction (A)
Target clamping pressure
|
Less than 1.0 MPa (10.2 kgf/cm2, 145 psi)
|
Actual clamping pressure
|
2.5 MPa (25.5 kgf/cm2, 363 psi) or more
|
ON malfunction (B) (after ON malfunction (A) is met)
Calculated primary pulley pressure* - Target primary pulley pressure
|
2.0 MPa (20.4 kgf/cm2, 290 psi) or more
|
P2829:
-
OFF malfunction
-
All of the following conditions are met
OFF malfunction (A)
Target clamping pressure
|
Less than 1.0 MPa (10.2 kgf/cm2, 145 psi)
|
Actual clamping pressure
|
2.5 MPa (25.5 kgf/cm2, 363 psi) or more
|
OFF malfunction (B) (after OFF malfunction (A) is met)
Calculated primary pulley pressure* - Target primary pulley pressure
|
Less than 0.5 MPa (5.1 kgf/cm2, 73 psi)
|
-
ON malfunction
Target clamping pressure
|
1.4 MPa (14.3 kgf/cm2, 203 psi) or more
|
Actual clamping pressure
|
Less than 0.5 MPa (5.1 kgf/cm2, 73 psi)
|
CONFIRMATION DRIVING PATTERN
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
HINT:
-
After repairs have been completed, clear the DTCs and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.
-
When clearing the permanent DTCs, refer to the Clear Permanent DTC procedure.
Click here
-
Connect the Techstream to the DLC3.
-
Turn the engine switch on (IG) and turn the Techstream on.
-
Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
-
Turn the engine switch off and wait for 2 minutes or more.
-
Turn the engine switch on (IG) and turn the Techstream on.
-
Start the engine.
-
Perform the D Position Shift Test inspection in Road Test. [*1]
Click here
HINT:
[*1]: Normal judgment procedure.
The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.
-
Stop the vehicle.
-
Enter the following menus: Powertrain / Transmission / Utility / All Readiness.
-
Input the DTC: P084000 or P28287F.
-
Check the DTC judgment result.
Techstream Display
|
Description
|
NORMAL
|
-
DTC judgment completed
-
System normal
|
ABNORMAL
|
-
DTC judgment completed
-
System abnormal
|
INCOMPLETE
|
-
DTC judgment not completed
-
Perform driving pattern after confirming DTC enabling conditions
|
N/A
|
-
Unable to perform DTC judgment
-
Number of DTCs which do not fulfill DTC preconditions has reached ECU memory limit
|
HINT:
-
If the judgment result shows NORMAL, the system is normal.
-
If the judgment result shows ABNORMAL, the system has a malfunction.
-
If the judgment result shows INCOMPLETE or N/A, perform the normal judgment procedure again.
WIRING DIAGRAM
Refer to DTC P084011.
Click here
CAUTION / NOTICE / HINT
CAUTION:
-
Do not perform a stall test if there are any people or objects near the vehicle.
-
The vehicle could begin moving suddenly, resulting in a serious accident.
-
Do not perform a stall test if any wheel chock is out of position.
-
The vehicle could begin moving suddenly, resulting in a serious accident.
-
Do not perform the stall test on a slippery or low-friction surface that could allow the tires to spin.
-
The vehicle could begin moving suddenly, resulting in a serious accident.
NOTICE:
-
Perform the universal trip to clear permanent DTCs.
Click here
-
Perform registration and/or initialization when parts related to the continuously variable transaxle system are replaced.
Click here
-
Check that no DTCs are stored after performing initialization.
Click here
HINT:
If any DTCs other than P084000 or P28287F are output, perform troubleshooting for those DTCs first.
PROCEDURE
1.
|
CHECK DTC OUTPUT (IN ADDITION TO DTC P084000 AND P28287F)
|
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Transmission / Trouble Codes.
Powertrain > Transmission > Trouble Codes
(e) Read the DTCs using the Techstream.
HINT:
-
If DTC P084011 or P084015 is output, perform troubleshooting for that DTC first.
-
If DTCs P084011 and P084015 are not output but DTC P282812 or P282814 is output, perform troubleshooting for DTC P282812 or P282814 first.
Result
|
Proceed to
|
Only DTC P084000 is output
|
A
|
Only DTC P28287F is output
|
B
|
Both DTC P084000 and P28287F are output
|
C
|
DTC P084000 and/or P28287F and P084011 are output
|
D
|
DTC P084000 and/or P28287F and P084015 are output
|
E
|
DTC P084000 and/or P28287F and P282812 output
|
F
|
DTC P084000 and/or P28287F and P282814 output
|
G
|
DTC P084000 and/or P28287F and DTCs other than P084011, P084015, P282812 and P282814 are output
|
H
|
A
|
|
|
2.
|
READ VALUE USING TECHSTREAM (BELT CLAMPING FORCE SENSOR)
|
CAUTION:
A stall speed test should always be performed with at least 2 people. One person should observe the condition of the wheels and wheel chocks while the other is performing the test.
(a) Warm up the engine.
(b) Fully apply the parking brake and chock all 4 wheels.
HINT:
w/ Electric Parking Brake System:
When the parking brake indicator (red) is illuminated after the electric parking brake switch (electric parking brake switch assembly) has been pulled to the lock side, the maximum amount of braking force is applied if the electric parking brake switch (electric parking brake switch assembly) is pulled to the lock side one more time.
(c) Connect the Techstream to the DLC3.
(d) Turn the engine switch on (IG).
(e) Turn the Techstream on.
(f) Enter the following menus: Powertrain / Transmission / Active Test / Activate the TC Terminal.
(g) According to the display on the Techstream, perform the Active Test.
Powertrain > Transmission > Active Test
Tester Display
|
Measurement Item
|
Control Range
|
Diagnostic Note
|
Activate the TC Terminal
|
Turn on and off TC and TE1 (CG) connection
|
ON or OFF
|
-
ON: TC and TE1 are connected.
-
OFF: TC and TE1 are disconnected.
(Vehicle Condition)
-
Engine switch on (IG), engine stopped and shift lever in P
|
(h) Enter the following menus: Powertrain / Transmission / Data List / Belt Clamping Force Sensor.
(i) According to the display on the Techstream, read the Data List.
Powertrain > Transmission > Data List
Tester Display
|
Measurement Item
|
Range
|
Normal Condition
|
Diagnostic Note
|
Belt Clamping Force Sensor
|
Secondary oil pressure value
|
Min.: -64 MPa
Max.: 63.998 MPa
|
Secondary oil pressure inspection:
-
3.5 to 4.3 MPa (35.7 to 43.8 kgf/cm2, 508 to 624 psi): D position stall test
-
1.6 to 2.4 MPa (16.3 to 24.5 kgf/cm2, 232 to 348 psi): R position stall test
|
-
|
Powertrain > Transmission > Active Test
Active Test Display
|
Activate the TC Terminal
|
Data List Display
|
Belt Clamping Force Sensor
|
Result
|
Proceed to
|
Data List value is normal
|
A
|
Data List value is not normal
|
B
|
B
|
|
|
3.
|
CHECK TCM (VCPT TERMINAL VOLTAGE)
|
(a) Disconnect the C71 oil pressure sensor connector.
|
|
*a
|
Front view of wire harness connector
(to Oil Pressure Sensor)
|
|
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
|
Condition
|
Specified Condition
|
C71-3 (VC) - C71-1 (E2)
|
Engine switch on (IG)
|
4.75 to 5.25 V
|
(c) Connect the C71 oil pressure sensor connector.
OK
|
|
|
4.
|
REPLACE OIL PRESSURE SENSOR
|
(a) Replace the oil pressure sensor.
Click here
(a) Replace the TCM.
Click here
NEXT |
|
PERFORM REGISTRATION AND INITIALIZATION
for Registration: Click here
for Initialization: Click here
|
6.
|
READ VALUE USING TECHSTREAM (BELT CLAMPING FORCE SENSOR)
|
CAUTION:
A stall speed test should always be performed with at least 2 people. One person should observe the condition of the wheels and wheel chocks while the other is performing the test.
(a) Warm up the engine.
(b) Fully apply the parking brake and chock all 4 wheels.
HINT:
w/ Electric Parking Brake System:
When the parking brake indicator (red) is illuminated after the electric parking brake switch (electric parking brake switch assembly) has been pulled to the lock side, the maximum amount of braking force is applied if the electric parking brake switch (electric parking brake switch assembly) is pulled to the lock side one more time.
(c) Connect the Techstream to the DLC3.
(d) Turn the engine switch on (IG).
(e) Turn the Techstream on.
(f) Enter the following menus: Powertrain / Transmission / Active Test / Activate the TC Terminal.
(g) According to the display on the Techstream, perform the Active Test.
Powertrain > Transmission > Active Test
Tester Display
|
Measurement Item
|
Control Range
|
Diagnostic Note
|
Activate the TC Terminal
|
Turn on and off TC and TE1 (CG) connection
|
ON or OFF
|
-
ON: TC and TE1 are connected.
-
OFF: TC and TE1 are disconnected.
(Vehicle Condition)
-
Engine switch on (IG), engine stopped and shift lever in P
|
(h) Enter the following menus: Powertrain / Transmission / Data List / Belt Clamping Force Sensor.
(i) According to the display on the Techstream, read the Data List.
Powertrain > Transmission > Data List
Tester Display
|
Measurement Item
|
Range
|
Normal Condition
|
Diagnostic Note
|
Belt Clamping Force Sensor
|
Secondary oil pressure value
|
Min.: -64 MPa
Max.: 63.998 MPa
|
Secondary oil pressure inspection:
-
3.5 to 4.3 MPa (35.7 to 43.8 kgf/cm2, 508 to 624 psi): D position stall test
-
1.6 to 2.4 MPa (16.3 to 24.5 kgf/cm2, 232 to 348 psi): R position stall test
|
-
|
Powertrain > Transmission > Active Test
Active Test Display
|
Activate the TC Terminal
|
Data List Display
|
Belt Clamping Force Sensor
|
Result
|
Proceed to
|
Data List value is normal
|
A
|
Data List value is not normal
|
B
|
B
|
|
|
7.
|
REPLACE CONTINUOUSLY VARIABLE TRANSAXLE ASSEMBLY
|
(a) Replace the continuously variable transaxle assembly.
Click here
NEXT |
|
PERFORM REGISTRATION AND INITIALIZATION
for Registration: Click here
for Initialization: Click here
|
8.
|
READ VALUE USING TECHSTREAM (BELT CLAMPING FORCE SENSOR)
|
CAUTION:
A stall speed test should always be performed with at least 2 people. One person should observe the condition of the wheels and wheel chocks while the other is performing the test.
(a) Warm up the engine.
(b) Fully apply the parking brake and chock all 4 wheels.
HINT:
w/ Electric Parking Brake System:
When the parking brake indicator (red) is illuminated after the electric parking brake switch (electric parking brake switch assembly) has been pulled to the lock side, the maximum amount of braking force is applied if the electric parking brake switch (electric parking brake switch assembly) is pulled to the lock side one more time.
(c) Connect the Techstream to the DLC3.
(d) Turn the engine switch on (IG).
(e) Turn the Techstream on.
(f) Enter the following menus: Powertrain / Transmission / Active Test / Activate the TC Terminal.
(g) According to the display on the Techstream, perform the Active Test.
Powertrain > Transmission > Active Test
Tester Display
|
Measurement Item
|
Control Range
|
Diagnostic Note
|
Activate the TC Terminal
|
Turn on and off TC and TE1 (CG) connection
|
ON or OFF
|
-
ON: TC and TE1 are connected.
-
OFF: TC and TE1 are disconnected.
(Vehicle Condition)
-
Engine switch on (IG), engine stopped and shift lever in P
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(h) Enter the following menus: Powertrain / Transmission / Data List / Belt Clamping Force Sensor.
(i) According to the display on the Techstream, read the Data List.
Powertrain > Transmission > Data List
Tester Display
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Measurement Item
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Range
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Normal Condition
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Diagnostic Note
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Belt Clamping Force Sensor
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Secondary oil pressure value
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Min.: -64 MPa
Max.: 63.998 MPa
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Secondary oil pressure inspection:
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3.5 to 4.3 MPa (35.7 to 43.8 kgf/cm2, 508 to 624 psi): D position stall test
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1.6 to 2.4 MPa (16.3 to 24.5 kgf/cm2, 232 to 348 psi): R position stall test
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-
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Powertrain > Transmission > Active Test
Active Test Display
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Activate the TC Terminal
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Data List Display
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Belt Clamping Force Sensor
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Result
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Proceed to
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Data List value is normal
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A
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Data List value is not normal
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B
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B
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9.
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CHECK TCM (VCPT TERMINAL VOLTAGE)
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(a) Disconnect the C71 oil pressure sensor connector.
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*a
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Front view of wire harness connector
(to Oil Pressure Sensor)
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(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
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Condition
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Specified Condition
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C71-3 (VC) - C71-1 (E2)
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Engine switch on (IG)
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4.75 to 5.25 V
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(c) Connect the C71 oil pressure sensor connector.
OK
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10.
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INSPECT TRANSMISSION VALVE BODY ASSEMBLY (SHIFT SOLENOID VALVE SLS)
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(a) Disconnect the transmission wire connector from the shift solenoid valve SLS.
Click here
*1
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Transmission Valve Body Assembly
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*2
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Shift Solenoid Valve SLS
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*a
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Component without harness connected
(Shift Solenoid Valve SLS)
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-
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-
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(b) Connect a positive (+) lead from the battery with a 21 W bulb to terminal 1 and a negative (-) lead to terminal 2 of the shift solenoid valve SLS connector. Check that the valve moves and makes an operating sound.
OK:
Valve moves and makes an operating sound.
OK
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11.
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REPLACE OIL PRESSURE SENSOR
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(a) Replace the oil pressure sensor.
Click here
12.
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REPLACE CONTINUOUSLY VARIABLE TRANSAXLE ASSEMBLY
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(a) Replace the continuously variable transaxle assembly.
Click here
NEXT |
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PERFORM REGISTRATION AND INITIALIZATION
for Registration: Click here
for Initialization: Click here
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(a) Replace the TCM.
Click here
NEXT |
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PERFORM REGISTRATION AND INITIALIZATION
for Registration: Click here
for Initialization: Click here
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