DTC C13A4/32: Open or Short in Release Switch Circuit; DTC C13AC/34: Release Switch Circuit: Description
When electric parking brake switch is pushed to the release side, a release request signal is output to parking brake ECU.
| DTC Code |
Detection Condition |
Trouble Area |
| C13A4/32 |
All of following conditions are met:
- Electric parking brake ECU is ON (engine switch is on (IG), or 15 sec. after engine switch is off and electric parking brake switch lock control is operating)
- Terminal REL1's voltage is less than 1.4 V or more than 9 V; or terminal REL2's voltage is less than 1.4 V* or more than 9 V*
- Problem occurs for approx. 1 sec.
|
- Electric parking brake switch
- Wire harness or connector
- Electric parking brake ECU
|
| C13AC/34 |
Both of following conditions are met:
- Electric parking brake ECU is ON (engine switch is on (IG), or 15 sec. after engine switch is off and electric parking brake switch lock control is operating)
- ON/OFF judgment of release switch 1 and release switch 2 does not match for approx. 1 sec.
|
- Electric parking brake switch
- Wire harness or connector
- Electric parking brake ECU
|
HINT:
*: When battery voltage is 11 V