Pinpoint Test C: DTC B2141

WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: When using the Integrated Diagnostic System (IDS), the IC and the TCM parameters are reset at the same time.

C1 RESET THE IC AND THE TCM PARAMETERS
- Carry out the parameter reset procedure for both modules. Refer to PASSIVE ANTI-THEFT SYSTEM (PATS) PARAMETER RESET .
- Cycle the ignition several times, holding the key in both positions for a minimum of 3 seconds.
- After cycling the ignition several times, does the vehicle start?
- Yes: The system is OK. CHECK for any other DTCs. If any other PATS -related DTCs are present, REFER to DTC CHARTS .
- No: GO to C2 .
C2 RETRIEVE THE IC DTCs
- Turn the key to the OFF position for a minimum of 3 seconds.
- Clear the DTCs.
- Turn the key to the OFF position for a minimum of 3 seconds.
- Ignition ON.
- Retrieve the DTCs.
- Is DTC B2141 retrieved?
- Yes: VERIFY the TCM calibration is correct for the vehicle by matching the calibration number on On-Line Automotive Service Information System (OASIS) with the As-Built data. If the calibration is OK, INSTALL a new IC . REFER to INSTRUMENT CLUSTER (IC) . CARRY OUT the parameter reset procedure on both modules. REFER to PASSIVE ANTI-THEFT SYSTEM (PATS) PARAMETER RESET . PROGRAM the PATS keys into the IC . REFER to INTEGRATED KEYHEAD TRANSMITTER (IKT) KEY PROGRAMMING USING DIAGNOSTIC EQUIPMENT . CLEAR the DTCs. CYCLE the ignition. REPEAT the self-test. TEST the system for normal operation.
- No: If there are other PATS DTCs, REFER to DTC CHARTS . If there are no PATS DTCs, the PATS system is OK.