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Signal Too Low. Permanent Fault





Checking Signal Cable
- Check cable between injector connector terminal 2 and engine control module (ECM) # A10 (EFI-115), # A24 (EFI-125), # A23 (EFI-135), A43 (EFI-145), # A38 (EFI-155), # A9 (EFI-165) for a short-circuit to ground according to HHHA3.
- Proceed to: Verification section below.





Verification
After carrying out the repair, check that the fault has been remedied as follows:

- Ignition ON.
- Activate relevant injector according to Breakout Box charts.
- A clicking sound should be heard from the injector when it is activated.
- Is the injector working?

Yes:
^ Fault corrected.

No:
^ Proceed to: Fault-tracing Information section below.

Fault-tracing Information
The verification result shows that the fault persists.

- Do you want to exit fault-tracing?

Yes:
^ Fault not corrected.

No:
^ Proceed to: Checking Signal Cable section above.