Check Short To Ground In CAN Communication Line
- IG KEY OFF.
- Disconnect ECM/PCM, EPS (MDPS), and BSD ECU connector.
- Measure resistance between CAN high terminal of diagnostic connector and chassis ground.
- Measure resistance between CAN low terminal of diagnostic connector and chassis ground.
Specification: ∞ Ω
- Is the measured value within specification?
YES
- Check BSD ECU (RH) 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 short to battery in communication line. And then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Check short to ground in communication line. And then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.