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. Check the signal cable with regard to open circuit.

Take readings between control module terminal #A70 (#B10) and mass air flow (MAF) sensor terminal #3.

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