G531320t1: CHECK THE PRIMARY APPLY SIGNAL CIRCUIT FOR SHORT CIRCUIT TO POWER
- Key off.
- Electric parking brake module connector 1 (CR50) disconnected.
- Electric parking brake module connector 2 (CR32) connector disconnected.
- Key on, engine off.
- Measure the resistance between:CONNECTOR REFERENCE CHART
CR50, harness side Vehicle battery Electric parking brake switch apply 1 - signal - Pin 10 Positive terminal - Is the resistance greater than 100 Kohms?