Check short to ground in CAN communication line
- IG KEY OFF.
- Disconnect PCM, EPS(MDPS), and BSD ECU connector.
- Measure resistance between CAN high terminal (# 3) of diagnostic connector and chassis ground.
- Measure resistance between CAN low terminal (# 11) of diagnostic connector and chassis ground.
Specification: ∞Ω
- Is the measured value within specification?
YES
- Check PCM, EPS, BSD ECU and ESP/ESC 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.
NO
- Check short to battery in communication line. And then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- Check short to ground in communication line. And then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.