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-> Yes REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.
-> No GO to Pinpoint Test G531332t109.
G531332t109 : CHECK THE BRAKE SWITCH SIGNAL CIRCUIT FOR SHORT 1. Measure the resistance between: Brake switch connector CR78, harness side Battery
Pin 02
Positive terminal
Is the resistance less than 10,000 ohms? -> Yes REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.
-> No GO to Pinpoint Test G531332t110.
G531332t110 : CHECK THE BRAKE SWITCH SIGNAL CIRCUIT FOR HIGH 1. Disconnect the ECM electrical connector, EC300. 2. Measure the resistance between: Brake switch connector CR78, harness side ECM connector EC300, harness side Pin 02
Pin 41
Is the resistance greater than 5 ohms? -> Yes REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.
-> No REFER to the warranty policy and procedures manual if an ECM is suspect. |