CHECK HARNESS BETWEEN ECM AND EXHAUST TEMPERATURE SENSOR 2 CONNECTOR.

1) Turn the ignition switch to OFF.

2) Disconnect the connectors from the ECM and exhaust temperature sensor 2.

3) Measure the resistance between ECM connector and chassis ground.

Connector & terminal

(B135) No. 35 — Chassis ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Replace the exhaust temperature sensor 2.

Repair the short circuit to ground in harness between ECM connector and exhaust temperature sensor 2 connector.