Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

B+ CIRCUITS OPEN OR HIGH RESISTANCE

Fig 1: Checking ABS Module B+ Circuit For Open
Courtesy of CHRYSLER LLC
1. Turn ignition off to the lock position.
2. Disconnect the ABS Module harness connector.
  NOTE:
  Check connector - Clean/repair as necessary.
3. Ignition on, engine not running.
4. With a test light connected to ground check (A107) Fused B+, (A111) Fused B+ and (F941) Fused ignition switch output circuits at the ABS harness connector.
  Does the test light illuminate brightly?
  
  Yes
  - Go To 2.
  No
  - Repair the B+ circuits for an open or high resistance.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
GROUND CIRCUITS OPEN OR HIGH RESISTANCE

Fig 2: Checking ABS Module Ground Circuit For Open
Courtesy of CHRYSLER LLC
1. Turn ignition off to the lock position.
2. With a test light Connected to B+ check (Z905) Ground circuits at the ABS harness connector.
  Does the test light illuminate brightly?
  
  Yes
  - Replace the Anti-lock System Brake (ABS) Module in accordance with the service information.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
  No
  - Repair the Ground circuits for an open or high resistance.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .