C7 Caterpillar Engine Repair Wiring. Note the cylinder that has the code. According to the B Rating System an overhaul or major engine repair is regarded as removal of the cylinder heads andor dropping the oil pan with an inframe repair.
If a 3473-31 diagnostic trouble code is logged proceed to Test Step 5. Repair the connectors or wiring andor replace the connectors or wiring. Proceed to Test Step 4.
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Repair the wiring problem. Dear customerif you have any questionsyou can contact uswe will provide the best service for you. If a 3473-31 diagnostic trouble code is logged proceed to Test Step 5. DIY is the top-rated supplier of printed dealership factory manuals.