P03D9 Trouble Code

View P03D9 obd/2 error code description and symptoms. P03D9 engine photo

Brake Switch Circuit Input Malfunction Indicates PCM did not receive a brake pedal position (BPP) input. Open or short in BPP circuit Open or short in stoplamp circuits Damaged PCM Malfunction in module(s) connected to BPP circuit. (Rear Electronic Module [REM] Windstar and LS6/LS8 or Lighting Control Module (LCM) Continental and Town Car. Damaged brake switch Misadjusted brake switch Check for proper function of stoplamps.

At this point we are assuming that the fuses and relays are good. You will need to locate the PCM/TCM and the power input signal circuit using your vehicle information source. Unplug the connector from the PCM/TCM, place the ignition switch in the ON position, and probe the appropriate circuit with the positive test lead of the DVOM.

P03D9 Error Code Repair Process :

For pump rotor control underfueling check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. P03D9 error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks pump rotor control underfueling with your car's computers to find out exactly what's prompting the light to turn on.

P03D9 is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

Common Causes of P03D9

A common cause of code P03D9 is the failure of Pump Rotor Control Underfueling, but there are several other possible causes as well, such as ;

Failures of clutch motion/travel sensors.
Damaged VCT phaser
Incorrect Positive Crankcase Ventilation (PCV) hose connection
Three way catalyst converter Bank 1

P03D9 code for all cars

You can view according P03D9 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+P03D9 Daimler Daimler

+P03D9 Ram 2500

+P03D9 Moretti 1100

+P03D9 Fso 125

+P03D9 Oldsmobile Omega

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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