Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM1000000027I1F |
Model Year Start: 2023 |
Model: Corolla Hatchback |
Prod Date Range: [09/2022 -
] |
Title: STEERING COLUMN: STEERING PAD SWITCH (except G16E-GTS): INSPECTION; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV [09/2022 - ] |
INSPECTION
PROCEDURE
1. INSPECT STEERING PAD SWITCH ASSEMBLY (for Type A)
(a) Measure the resistance according to the value(s) in the table below.
*a
|
Component without harness connected
(Steering Pad Switch Assembly)
|
*b
|
Up
|
*c
|
Down
|
*d
|
Right
|
*e
|
Left
|
*f
|
OK
|
*g
|
Back
|
*h
|
On/off Hook
|
*i
|
Voice
|
*j
|
Volume+
|
*k
|
Volume-
|
*l
|
Seek+
|
*m
|
Seek-
|
*n
|
MODE
|
Standard Resistance:
Tester Connection
|
Condition
|
Specified Condition
|
3 (AU1) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
Seek+ switch pushed
|
Below 2.5 Ω
|
Seek- switch pushed
|
313 to 345 Ω
|
Volume+ switch pushed
|
950 to 1050 Ω
|
Volume- switch pushed
|
2955 to 3265 Ω
|
9 (AU2) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
MODE switch pushed
|
Below 2.5 Ω
|
On/off hook switch pushed
|
950 to 1050 Ω
|
Voice switch pushed
|
2955 to 3265 Ω
|
5 (+DP2) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
Left switch pushed
|
Below 2.5 Ω
|
Up switch pushed
|
313 to 345 Ω
|
Down switch pushed
|
950 to 1050 Ω
|
Right switch pushed
|
2955 to 3265 Ω
|
4 (+DP) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
OK switch pushed
|
Below 2.5 Ω
|
Back switch pushed
|
313 to 345 Ω
|
HINT:
If the result is not as specified, replace the steering pad switch assembly.
(b) Check the illumination.
(1) Connect a positive (+) lead from the auxiliary battery to terminal 1 (IL+2) and a negative (-) lead to terminal 6 (IL-2) of the steering pad switch assembly connector.
(2) Check that the steering pad switch assembly illumination illuminates.
OK:
The steering pad switch assembly illumination illuminates.
HINT:
If the result is not as specified, replace the steering pad switch assembly.
2. INSPECT STEERING PAD SWITCH ASSEMBLY (for Type B)
(a) Measure the resistance according to the value(s) in the table below.
*A
|
w/ Lane Departure Alert System
|
-
|
-
|
*a
|
Component without harness connected
(Steering Pad Switch Assembly)
|
*b
|
Up
|
*c
|
Down
|
*d
|
Right
|
*e
|
Left
|
*f
|
OK
|
*g
|
Back
|
*h
|
On/off Hook
|
*i
|
Voice
|
*j
|
Volume+
|
*k
|
Volume-
|
*l
|
Seek+
|
*m
|
Seek-
|
*n
|
MODE
|
*o
|
+RES
|
*p
|
-SET
|
*q
|
Cruise Control Main
|
*r
|
CANCEL
|
*s
|
Distance Control
|
*t
|
Lane Departure Alert
|
Standard Resistance:
Tester Connection
|
Condition
|
Specified Condition
|
3 (AU1) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
Seek+ switch pushed
|
Below 2.5 Ω
|
Seek- switch pushed
|
313 to 345 Ω
|
Volume+ switch pushed
|
950 to 1050 Ω
|
Volume- switch pushed
|
2955 to 3265 Ω
|
9 (AU2) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
MODE switch pushed
|
Below 2.5 Ω
|
On/off hook switch pushed
|
950 to 1050 Ω
|
Voice switch pushed
|
2955 to 3265 Ω
|
5 (+DP2) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
Left switch pushed
|
Below 2.5 Ω
|
Up switch pushed
|
313 to 345 Ω
|
Down switch pushed
|
950 to 1050 Ω
|
Right switch pushed
|
2955 to 3265 Ω
|
4 (+DP) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
OK switch pushed
|
Below 2.5 Ω
|
Back switch pushed
|
313 to 345 Ω
|
8 (DIST) - 12 (ECC)*
|
No switch pushed
|
1 MΩ or higher
|
Distance control switch pushed
|
Below 2.5 Ω
|
Lane departure alert switch pushed
|
228 to 252 Ω
|
2 (CCS) - 12 (ECC)
|
No switch pushed
|
1 MΩ or higher
|
Cruise control main switch pushed
|
Below 2.5 Ω
|
CANCEL switch pushed
|
228 to 252 Ω
|
+RES switch pushed
|
599 to 661 Ω
|
-SET switch pushed
|
1463 to 1617 Ω
|
HINT:
If the result is not as specified, replace the steering pad switch assembly.
(b) Check the illumination.
(1) Connect a positive (+) lead from the auxiliary battery to terminal 1 (IL+2) and a negative (-) lead to terminal 6 (IL-2) of the steering pad switch assembly connector.
(2) Check that the steering pad switch assembly illumination illuminates.
OK:
The steering pad switch assembly illumination illuminates.
HINT:
If the result is not as specified, replace the steering pad switch assembly.
3. INSPECT STEERING PAD SWITCH ASSEMBLY (for Type C)
(a) Measure the resistance according to the value(s) in the table below.
*a
|
Component without harness connected
(Steering Pad Switch Assembly)
|
*b
|
Up
|
*c
|
Down
|
*d
|
Right
|
*e
|
Left
|
*f
|
OK
|
*g
|
Back
|
*h
|
On/off Hook
|
*i
|
Voice
|
*j
|
Volume+
|
*k
|
Volume-
|
*l
|
Seek+
|
*m
|
Seek-
|
*n
|
MODE
|
*o
|
+RES
|
*p
|
-SET
|
*q
|
Cruise Control Main
|
*r
|
CANCEL
|
*s
|
TSS Mode
|
*t
|
Lane Tracing Assist
|
*u
|
Distance Control
|
-
|
-
|
Standard Resistance:
Tester Connection
|
Condition
|
Specified Condition
|
3 (AU1) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
Seek+ switch pushed
|
Below 2.5 Ω
|
Seek- switch pushed
|
313 to 345 Ω
|
Volume+ switch pushed
|
950 to 1050 Ω
|
Volume- switch pushed
|
2955 to 3265 Ω
|
9 (AU2) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
MODE switch pushed
|
Below 2.5 Ω
|
On/off hook switch pushed
|
950 to 1050 Ω
|
Voice switch pushed
|
2955 to 3265 Ω
|
5 (+DP2) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
Left switch pushed
|
Below 2.5 Ω
|
Up switch pushed
|
313 to 345 Ω
|
Down switch pushed
|
950 to 1050 Ω
|
Right switch pushed
|
2955 to 3265 Ω
|
4 (+DP) - 10 (EAU)
|
No switch pushed
|
95 to 105 kΩ
|
OK switch pushed
|
Below 2.5 Ω
|
Back switch pushed
|
313 to 345 Ω
|
8 (DIST) - 12 (ECC)
|
No switch pushed
|
1 MΩ or higher
|
TSS mode switch pushed
|
Below 2.5 Ω
|
Lane tracing assist switch pushed
|
114 to 126 Ω
|
Distance control switch pushed
|
485 to 536 Ω
|
2 (CCS) - 12 (ECC)
|
No switch pushed
|
1 MΩ or higher
|
Cruise control main switch pushed
|
Below 2.5 Ω
|
CANCEL switch pushed
|
228 to 252 Ω
|
+RES switch pushed
|
599 to 661 Ω
|
-SET switch pushed
|
1463 to 1617 Ω
|
HINT:
If the result is not as specified, replace the steering pad switch assembly.
(b) Check the illumination.
(1) Connect a positive (+) lead from the auxiliary battery to terminal 1 (IL+2) and a negative (-) lead to terminal 6 (IL-2) of the steering pad switch assembly connector.
(2) Check that the steering pad switch assembly illumination illuminates.
OK:
The steering pad switch assembly illumination illuminates.
HINT:
If the result is not as specified, replace the steering pad switch assembly.
|