AA4: Check Continuity Harness

NOTE: To avoid a spurious result, disconnect connectors: EM011 (ECM), and PI042 and PI006 (electronic throttle body).







Ignition switch to position 0
Disconnect EM010

Inside ECM housing

Disconnect PI003

Below air intake

Measure the resistance between EM010/020 and IAT 2 sensor connector PI003/001.

- Is the resistance < 0.5 ohms?
Yes
GO to AA5 AA5: End
No
Inspect splices EMS002 and PIS01. Repair as necessary.
Reconnect all connectors and test the system for normal operation.