DESCRIPTION
WIRING DIAGRAM
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.
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PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Enter the following menus: Body Electrical / HL AutoLeveling / Active Test.
(d) 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 |
---|---|---|---|
Clearance Light |
Clearance lights |
ON or OFF |
- |
Daytime Running Light |
Daytime running lights |
ON or OFF |
- |
Tester Display |
---|
Clearance Light |
Tester Display |
---|
Daytime Running Light |
OK:
Clearance lights and daytime running lights illuminate.
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 | ![]() |
GO TO STEP 3 |
|
2. |
REPLACE HEADLIGHT UNIT ASSEMBLY LH |
(a) Replace the headlight unit assembly LH with a new or known good one.
(b) Check that the clearance light LH and daytime running light LH operate normally.
OK:
Clearance light LH and daytime running light LH operate normally.
OK | ![]() |
END (HEADLIGHT UNIT ASSEMBLY LH WAS DEFECTIVE) |
NG | ![]() |
REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH |
3. |
REPLACE HEADLIGHT UNIT ASSEMBLY RH |
(a) Replace the headlight unit assembly RH with a new or known good one.
(b) Check that the clearance light RH and daytime running light RH operate normally.
OK:
Clearance light RH and daytime running light RH operate normally.
OK | ![]() |
END (HEADLIGHT UNIT ASSEMBLY RH WAS DEFECTIVE) |
NG | ![]() |
REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH |
Toyota CH-R Service Manual > Window Defogger System: Rear Window Defogger System does not Operate
DESCRIPTION
When the rear window defogger switch on the air conditioning control assembly
is pressed, the operation signal is transmitted to the air conditioning amplifier
assembly via LIN communication. When the air conditioning amplifier assembly receives
the signal, it turns on the DEF rel ...
Toyota CH-R Service Manual > Blind Spot Monitor System: Power Source Circuit
DESCRIPTION
This circuit provides power to operate the blind spot monitor sensor.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
procedure.
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR ...