Circuit/System Verification
NOTE:
Diagnose and repair any communication DTCs prior to performing this testing.
If the DTC is set, program the K20 ECM. If the DTC resets, replace the K20 ECM.
Diagnose and repair any communication DTCs prior to performing this testing.
If the DTC is set, program the K20 ECM. If the DTC resets, replace the K20 ECM.