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DIAGNOSIS TSB Revision WIRELESS CONTROL MODULE (WCM) 42C-31 STEP 2. Using scan tool MB991958, read the engine YES : Troubleshoot the MFI system (Refer to GROUP 13A, Diagnostic trouble code chart <2.4L Engine> or GROUP 13B, Diagnostic trouble code <3.0L Engine>). NO : Go to Step 3. STEP 3. Using scan tool MB991958, read the diagnostic the "ON" position. (2) Check if the DTC is set. YES : Perform the troubleshooting for each DTC. Refer to <B1761> and <B2206>. NO : Go to Step 4. STEP 4. Recheck for diagnostic trouble code. the "ON" position. (2) Check if the DTC is set. YES : Replace WCM and register the ID codes (Refer to ). Then go to Step 5. NO : The diagnosis is complete. STEP 5. Recheck for diagnostic trouble code. the "ON" position. (2) Check if the DTC is set. YES : Replace the engine control module and record VIN (Refer to GROUP 00 − How to Perform Vehicle Identification Number (VIN) Writing ). NO : The procedure is complete. |