CAN Communication Line Inspection
- Ignition "OFF".
- Disconnect Battery (-) terminal.
- Disconnect HECU and MDPS ECU connector.
- Measure resistance between Pin No. 26 (CAN High) terminal of HECU harness connector and Pin No. 7 (CAN High) terminal of MDPS ECU harness connector.
- Measure resistance between Pin No. 14 (CAN Low) terminal of HECU harness connector and Pin No. 8 (CAN Low) terminal of MDPS ECU harness connector.
Specification: Approx. below 1Ω
- Has a problem been found?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Repair open in CAN Communication circuit between HECU and MDPS ECU harness connector and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.