Operation CHARM: Car repair manuals for everyone.

RKE FOB 3 Performance - FOBIK Transmitter






U0001 - CAN C Bus

For a complete wiring diagram, refer to.

When Monitored: With the ignition on.

Set Condition: Whenever the CAN C Bus (+) or CAN C Bus (-) circuit is open, shorted to voltage or shorted to ground.






Test Step 1 - CHECK FOR ACTIVE DTCS

With the scan tool, read the active WIN DTCs.

Cycle the ignition switch from off to on at least 3 times, leaving the ignition on for a minimum of one minute per cycle.

With the scan tool, read the active WIN DTCs.

Does the scan tool display: U0001-CAN C BUS as active?

Yes

Refer to => Electrical Equipment DTC Based Diagnostics and perform the U0001-CAN C Bus diagnostic procedure.

No

perform the Stored Lost Communication DTCs diagnostic procedure. Stored Lost Communication DTCs Refer to => Non-DTC Based Diagnostics.