Diagnostic Test

WARNING: This page is about a different car, the 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR A DTC C1234-DRIVE TEST: SENSOR CLUSTER INSTALLATION
NOTE:
This DTC must be active for the results of this test to be valid.
1. Turn the ignition on.
2. With the scan tool, read and record DTC's.
3. With the scan tool, read and record Freeze Frame information.
4. Perform ECU initialization with drive test. Refer to Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
5. Start the engine.
6. With the scan tool, read and record DTC's.
  Does the scan tool display: C1234-DRIVE TEST: SENSOR CLUSTER INSTALLATION?
  
  Yes
  - Go To 2.
  No
  - Perform the ABS INTERMITTENT CONDITION diagnostic procedure. Refer to ABS INTERMITTENT CONDITION .
CHECK THE DYNAMICS SENSOR INSTALLATION
NOTE:
Dynamics Sensor installation and mounting bolt torque is crucial for proper operation.
1. Turn the ignition off.
2. Check the Dynamics Sensor for damaged, modified, and bent mounting brackets.
3. Check the Dynamics Sensor mounting bolts for a loose or over tightened condition.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
  No
  - Go To 3.
REPLACE DYNAMICS SENSOR AND VERIFY IF DTC IS STILL ACTIVE
1. Replace the Dynamics Sensor in accordance with the Service Information. Perform ABS VERIFICATION TEST - VER 1. Refer to ABS VERIFICATION TEST .
  WARNING:
  Make sure brake capability is available before road testing.
2. Park the vehicle.
3. With the scan tool, read ABS DTC's.
  Does this DTC reset?
  
  Yes
  - Replace the Antilock Brakes Module in accordance with the Service Information.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
  No
  - Test complete.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .