What does P1233 code mean?

Error Code P1233 is defined as Fuel Pump Driver Module Disabled Or Off Line. This means the fuel pump is not starting up correctly, which could be caused by problems with the FPDM (fuel pump driver module).

What does a Ford fuel pump driver module do?

The Fuel Pump Driver Module controls the voltage delivered to a vehicle’s fuel pump. By controlling the voltage, the module maintains optimal fuel pressure and fuel delivery to the engine throughout its full operating range.

Where is the fuel pump driver module on a 2005 Ford Escape?

The fuel pump driver module is located in the rear of the trunk of a 2005 ford escape.

Where is the fuel pump relay on a 2000 Ford Mustang?

The fuel pump relay is in the CCRM Constant Control Relay Module, its behind the fender liner on the passenger side. Directly behid where the MAF is mounted. The fuse is inside the engine compartment.

Where is the fuel pump driver module on 2001 Ford f150?

In the 2001 ford f-150, the fuel pump driver module is located into the rear of the vehicle behind the driver and rear passenger seat.

How do I know if my fuel pump module is bad?

What are the signs of a bad fuel pump?

  1. Engine won’t start. Your engine won’t run without fuel.
  2. Difficulty starting.
  3. Stalling.
  4. Poor performance.
  5. Check engine light.
  6. Abnormal noise.
  7. Restricted fuel filter.
  8. Dirt and debris.

How do I know if my fuel control module is bad?

Usually a bad or failing fuel pump relay will produce a few symptoms that can alert the driver of the issues.

  1. Engine stalls. One of the first symptoms of an issue with the fuel pump relay is an engine that suddenly stalls.
  2. Engine does not start.
  3. No noise from the fuel pump.

How to check for a Ford p1233 code?

Start by checking the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. What does this mean? The cost to diagnose the P1233 FORD code is 1.0 hour of labor.

What causes a PCM to fail a p1233 test?

With the key on, the FPDM continuously sends a duty cycle signal to the PCM through the FPM circuit. The test fails if the PCM stops receiving the duty cycle signal. Need more information on how to fix the P1233 code?

Why is the p1233 Ford fuel pump module off line?

With the key on, the FPDM continuously sends a duty cycle signal to the PCM through the FPM circuit. The test fails if the PCM stops receiving the duty cycle signal. Need more information on how to fix the P1233 FORD code?