DTC C123A-14: IG1 Circuit Short to Ground or Open [12/2021 - ]: Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK HARNESS AND CONNECTOR (IG1 TERMINAL VOLTAGE)
- Disconnect the A105 No. 2 skid control ECU (brake actuator assembly) connector.
- Turn the ignition switch to ON.
- Measure the voltage according to the value(s) in the table below.
*a Front view of wire harness connector
(to No. 2 Skid Control ECU (Brake Actuator Assembly))Standard Voltage
Tester Connection Condition Specified Condition A105-45 (IG1) - Body ground Ignition switch ON 11 to 14 V Result
Proceed to OK NG
Result:
OK
REPLACE NO. 2 SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY). Refer to REMOVAL [12/2021 - 10/2022] , or refer to REMOVAL [10/2022 - 10/2023] , or refer to REMOVAL [10/2023 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR