CHECK POWER SUPPLY OF SECONDARY AIR COMBINATION VALVE RH.

1) Turn the ignition switch to OFF.

2) Disconnect the connector from the secondary air combination valve RH.

3) Turn the ignition switch to ON.

4) Measure the voltage between the secondary air combination valve RH connector and chassis ground.

Connector & terminal

(E41) No. 1 (+) — Chassis ground (−):

QUESTION

Is the voltage 4.5 V or more?

Yes No

Repair the harness and connector.

NOTE:

In this case, repair the following item:

• Open circuit of the harness between ECM and secondary air combination valve RH connector.

• Poor contact in ECM connector

• Poor contact in coupling connector