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DIAGNOSIS TSB Revision CONTROLLER AREA NETWORK (CAN) 54C-439 TROUBLE JUDGMENT ± 20 Ω. . COMMENTS ON TROUBLE SYMPTOM . TROUBLESHOOTING HINTS • The wiring harness or connectors may have loose, corroded, or damage terminals, or termi- • The combination meter may be defective • The powertrain control module may be defective DIAGNOSIS Required Special Tool: • MB991223: Harness Set STEP 1. Check intermediate connector C-29 for loose, CAUTION The strand end of the twisted wire should be within 10 cm Q: Is intermediate connector C-29 in good condition? YES : Go to Step 2. AC305231AI CONNECTOR: C-29 |