C-10, C-12, C-15 and C-16 Industrial Engines – CID 0273 FMI 03 Turbo Outlet Pressure open/short to +

Conditions Which Generate This Code:

With an engine speed of zero rpm, the signal voltage for the turbocharger outlet pressure sensor exceeds 4.95 VDC for at least two seconds.

System Response:

The Electronic Control Module (ECM) logs the diagnostic code. The ECM flags the turbocharger outlet pressure as invalid data. A default value of 100 kPa (14.5 psi) is used.

  • Low power

Test Step 1. Perform the following diagnostic procedure: Engine Pressure Sensor Open or Short Circuit – Test

Results:

  • OK – STOP