Toyota Corolla Cross: Stop Lamp Relay Actuator Stuck (C138071)
DESCRIPTION
Stop light switch and skid control ECU (brake actuator assembly) outputs a stop light signal. When the skid control ECU (brake actuator assembly) detects a circuit malfunction related to the stop light, it communicates to the forward recognition camera via CAN and outputs DTC C138071.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
DTC Output from |
|---|---|---|---|---|
|
C138071 |
Stop Lamp Relay Actuator Stuck |
When a stop lamp circuit malfunction signal is received from the skid control ECU (brake actuator assembly) |
Electronically controlled brake system |
Front Recognition Camera |
PROCEDURE
|
1. |
CONFIRM MODEL |
(a) Choose the model to be inspected.
|
Result |
Proceed to |
|---|---|
|
for Gasoline Model |
A |
|
for HEV Model |
B |
| B | .gif)
|
GO TO STEP 3 |
|
.gif)
|
2. |
CHECK ELECTRONICALLY CONTROLLED BRAKE SYSTEM |
Click here .gif)
| NEXT |
|
END |
|
3. |
CHECK ELECTRONICALLY CONTROLLED BRAKE SYSTEM |
Click here
| NEXT |
|
END |
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DESCRIPTION
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PROCEDURE
1.
CONFIRM PROBLEM SYMPTOM
(a) Confirm the problem symptom.
Symptom
Proceed to
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A
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B
B
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Removal
REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
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64740C
-
-
-
2
NO. 1 SP
