Many malfunctions in the electrical system are caused by poor harness and terminals. Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.

Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration,or damage.

Has a problem been found ?

	▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure.
	▶ Go to Next procedure.

Ignition OFF.

Connect all related module connectors.

Measure resistance between CAN high terminal (

Is the measured value within specification ?

	▶ Check Each Module connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "Verification of Vehicle Repair" procedure.
	▶ Check for open & short in harness. ▶ Repair as necessary and then go to "Verification of Vehicle Repair" procedure.