PRE-COLLISION SYSTEM, Diagnostic DTC:C1A50
| DTC Code | DTC Name |
|---|---|
| C1A50 | Brake System Malfunction |
DESCRIPTION
When the pre-collision system is operating, the driving support ECU assembly sends brake control signals to the skid control ECU (brake actuator assembly)*1 or skid control ECU assembly*2.
If the driving support ECU assembly receives an electronically controlled brake system malfunction signal from the skid control ECU (brake actuator assembly)*1 or skid control ECU assembly*2 via CAN communication, DTC C1A50 will be stored.
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*1: w/ Vacuum Brake Booster
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*2: w/o Vacuum Brake Booster
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C1A50 | Brake System Malfunction | While the engine switch is on (IG), the driving support ECU assembly receives an electronically controlled brake system malfunction signal from the skid control ECU (brake actuator assembly)*1 or skid control ECU assembly*2 for 0.3 seconds or more. | Electronically controlled brake system |
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*1: w/ Vacuum Brake Booster
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*2: w/o Vacuum Brake Booster
PROCEDURE
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GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM
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Perform troubleshooting for the electronically controlled brake system.
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w/ Vacuum Brake Booster: Click here
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w/o Vacuum Brake Booster: Click here
Result Proceed to NEXT -
NEXT 
END
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