CHECK HARNESS BETWEEN ECM AND SECONDARY AIR COMBINATION VALVE LH CONNECTOR.

1) Turn the ignition switch to OFF.

2) Measure the resistance of the harness between the secondary air combination valve LH connector and engine ground.

Connector & terminal

(E40) No. 3 — Engine ground:

QUESTION

Is the resistance less than 5 Ω?

Yes No

Repair the harness and connector.

NOTE:

In this case, repair the following item:

• Open circuit in harness between ECM and secondary air combination valve LH connector

• Poor contact of ECM connector