P1375 Diagnostic Trouble Code

P1375 is a kind of OBD-II Diagnostic P-Powertrain Diagnostic Trouble Code.

It is considered generic because it applies to all makes and models of vehicles, although specific repair steps may be different depending on your car model.

Symptoms

Symptoms of a P1375 diagnostic trouble code may include:

Diminished fuel efficiency
Fuel pressure too high
Malfunction Indicator Lamp (MIL) illuminated
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.

Possible Causes :

Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Faulty IMRC actuator/sensor

Repair Processes :

Look for damage to the tank indicating impact that may have damaged the fuel pump or sender. Once located, visually inspect the connectors and wiring. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors.

Process Tips

Diagnostic trouble code P1375 is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.

Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before P1375.

Fortunately, P1375 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P1375 Trouble Code For Specific Cars

P1375 Opel Monza Door Ajar LR Circuit Failure
P1375 Grant Grant Passenger Power Window Motor Circuit Short To Battery
P1375 Vauxhall Firenza Pressure Control Solenoid A Control Circuit / Open
P1375 Citroen Ds4 Fuel Level Sensor B Circuit Malfunction
P1375 Nissan President Crankshaft Position (CKP)/Ignition Coil - Cylinder 4 - Early Activation Fault
P1375 Honda Ridgeline I Rear Washer Input Short to Ground
P1375 Opel Vectra B Door Handle Switch Circuit Short To Battery