Pinpoint Test I: DTC C1676: Testing

CAUTION: Use the Flex Probe Kit for all test connections to prevent damage to the wiring terminals. Do not use standard multi-meter probes.

I1 CHECK FOR POWER AT THE ABS MODULE
- Key in OFF position.
- Disconnect: ABS Module C135
- Key in ON position.
  
  Fig 1: Checking Circuits For Voltage
  Courtesy of FORD MOTOR CO.
- Measure the voltage between ground and:
  - ABS module C135-9, circuit 532 (OG/YE), harness side.
  - ABS module C135-25, circuit 532 (OG/YE), harness side.
  - ABS module C135-16, circuit 532 (OG/YE), harness side.
- Is the voltage greater than 10 volts?
1. YES : REFER to CHARGING SYSTEM - GENERAL INFORMATION to continue diagnosis of the charging system.
2. NO : VERIFY BJB fuse 11 (40A) and CJB fuse 1 (5A) are OK. If OK, REPAIR the affected circuit(s). CLEAR the DTCs. REPEAT the self-test.