Outlander 2WD V6-3.0L (6B31) (2007)
Body Control Systems: Symptom Related Diagnostic Procedures
Trouble Symptom Chart
Wireless Control Module (WCM)
TROUBLE SYMPTOM CHART
CAUTION: During diagnosis, a DTC associated with other system may be set when the ignition switch is turned on with connector(s)
disconnected. On completion, check all systems for diagnostic trouble code(s). If DTC(s) are set, erase them all.
Trouble Symptom Chart
Inspection Procedure 1
Inspection Procedure 1: Scan tool cannot communicate with WCM.
CAUTION: Before replacing the ECU, ensure that the communication circuit is normal.
TECHNICAL DESCRIPTION (COMMENT)
WCM communicates with scan tool via CAN. Therefore, communication error of WCM is suspected.
TROUBLESHOOTING HINTS
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Malfunction of the power supply or ground of WCM.
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Malfunction of CAN bus line.
DIAGNOSIS
Required Special Tools:
MB991958: Scan Tool (M.U.T.-III Sub Assembly)
MB991824: Vehicle Communication Interface (V.C.I.)
MB991827: M.U.T.-III USB Cable
MB991910: M.U.T.-III Main Harness A (Vehicles with CAN communication system)
STEP 1. Using scan tool MB991958, diagnose the CAN bus line.