9040562

1.

Refer to "Shop Manual" and remove necessary parts to allow access to PM sensor and ECM that connected to CAN Communication circuit.

2.

Connect GDS to Data Link Connector (DLC).

3.

Ignition "ON"

4.

Disconnect PM sensor unit and ECM connector one at a time.

5.

Check for control unit causing the fault by communicating with PM sensor and ECM with GDS.

6.

Does the status of DTC U007400 changes to "History" when certain unit connector is disconnected?

▶ Carefully re-do this troubleshooting guide steps.

▶ If no problems were found with the circuits or connectors, replace unit that causing the fault and then go to "Verification of Vehicle Repair" procedure.

▶ Carefully re-do this troubleshooting guide steps.

▶ If no problems were found with the circuits or connectors, replace ECM and then go to "Verification of Vehicle Repair" procedure.