W/Harness Inspection
Terminal and Connector Inspection
1. Many malfunctions in the electrical system are caused by poor harness and terminal condition.
Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
2. Thoroughly check all connectors (and connections) for looseness, bending, corrosion, contamination, deterioration, and/or damage.
3. Has a problem been found?
YES
1) Repair if necessary and then go to "Verification of Vehicle Repair" procedure.
NO
1) Go to "Power Circuit Inspection" procedure.
Power Supply Circuit Inspection
1. Engine "OFF".
2. Connect TPMS receiver connector.
3. Engine "ON".
4. Measure voltage between terminal "5" of TPMS receiver harness connector and chassis ground.
A. Specification : 0V
5. Is the measured voltage within specifications?
YES
1) Substitute with a known-good TPMS receiver and check for proper operation.
2) If the problem is corrected, replace TPMS receiver and then go to "Verification of Vehicle Repair" procedure.
NO
1) Check for short to power in supply harness.
2) Repair if necessary and then go to "Verification of Vehicle Repair" procedure.