| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001G2CI |
| Model Year Start: 2019 | Model: RAV4 | Prod Date Range: [11/2018 - 12/2021] |
| Title: LIGHTING (EXT): LIGHTING SYSTEM (w/ Headlight ECU without AFS): Headlight Beam Level Control Actuator Circuit; 2019 - 2021 MY RAV4 RAV4 HV [11/2018 - 12/2021] | ||
|
Headlight Beam Level Control Actuator Circuit |
DESCRIPTION
The headlight ECU sub-assemblies operate the headlight leveling motors according to the vehicle conditions.
WIRING DIAGRAM
for Triple Beam Headlight
for Single Beam Headlight
CAUTION / NOTICE / HINT
NOTICE:
If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH.
Click here
![2019 - 2021 MY RAV4 RAV4 HV [11/2018 - 12/2021]; LIGHTING (EXT): LIGHTING SYSTEM (w/ Headlight ECU without AFS): INITIALIZATION](/t3Portal/stylegraphics/info.gif)
PROCEDURE
|
1. |
PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON (READY)*1 or start the engine*2.
- *1: for HV Model
- *2: for Gasoline Model
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / HL AutoLeveling / Active Test.
(e) Perform the Active Test according to the display on the Techstream.
Body Electrical > HL AutoLeveling > Active Test
|
Tester Display |
Measurement Item |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Drive The Leveling Motor |
Headlight leveling motor upward or downward operation |
Stop, Down or Up |
Perform the Active Test with the ignition switch is ON (READY)*1 or the engine started*2 and vehicle stopped |
- *1: for HV Model
- *2: for Gasoline Model
Body Electrical > HL AutoLeveling > Active Test
|
Tester Display |
|---|
|
Drive The Leveling Motor |
OK:
Headlight leveling motors operate normally.
|
Result |
Proceed to |
|---|---|
|
OK |
A |
|
NG (for LH Side) |
B |
|
NG (for RH Side) |
C |
| A |
|
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE
|
| C |
|
|
|
2. |
CHECK HEADLIGHT UNIT ASSEMBLY LH |
(a) Interchange the headlight unit assembly LH with RH and connect the connectors.
for Triple Beam Headlight:
Click here
for Single Beam Headlight:
Click here
|
|
3. |
CHECK OPERATION (AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM) |
(a) Check that the headlight leveling motor LH operates normally.
Click here
OK:
Headlight leveling motor LH operates normally.
|
Result |
Proceed to |
|---|---|
|
OK |
A |
|
NG (for Triple Beam Headlight) |
B |
|
NG (for Single Beam Headlight) |
C |
| A |
|
REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH
|
| B |
|
REPLACE HEADLIGHT UNIT ASSEMBLY LH
|
| C |
|
REPLACE HEADLIGHT UNIT ASSEMBLY LH
|
|
4. |
CHECK HEADLIGHT UNIT ASSEMBLY RH |
(a) Interchange the headlight unit assembly RH with LH and connect the connectors.
for Triple Beam Headlight:
Click here
for Single Beam Headlight:
Click here
|
|
5. |
CHECK OPERATION (AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM) |
(a) Check that the headlight leveling motor RH operates normally.
Click here
OK:
Headlight leveling motor RH operates normally.
|
Result |
Proceed to |
|---|---|
|
OK |
A |
|
NG (for Triple Beam Headlight) |
B |
|
NG (for Single Beam Headlight) |
C |
| A |
|
REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH
|
| B |
|
REPLACE HEADLIGHT UNIT ASSEMBLY RH
|
| C |
|
REPLACE HEADLIGHT UNIT ASSEMBLY RH
|
|
|