Operation CHARM: Car repair manuals for everyone.
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Checking Components and Wiring



Checking Components And Wiring







- Ignition off
- Disconnect the engine control module (ECM).

Check the signal cable. Check for a short-circuit to ground.

Measure between control module terminal #A68 (#B8) and engine temperature sensor terminal #1.

Remedy as necessary.

Other Information
- Connecting the breakout box
- Signal specification, engine control module (ECM)
- Mass air flow (MAF) sensor, replacing
- Checking wiring and terminals

Continue: Refer to Verification. Verification