P1167 Diagnostic Trouble Code

P1167 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 P1167 diagnostic trouble code may include:

If the DPF is not cleared the ECU will revert to the "Limp Home Mode" until the situation is corrected
Corroded or damaged connector
Reduction in engine performance, especially at low RPM levels
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.
Fuel with a large percentage of sulfur will clog the DPF quickly

Repair Processes :

Find out what kind of system you have and verify that voltage to the fuel level sensor is present at the fuel pump wiring harness. Look at the plug wires to make sure they are not burnt or laying on the exhaust. If you find a related TSB, the information will often help in diagnosing the code in question as TSBs are crested from many thousands of repairs.

Process Tips

Diagnostic trouble code P1167 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 P1167.

Fortunately, P1167 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P1167 Trouble Code For Specific Cars

P1167 Steyr 126 Lamp Seat Belt Circuit Failure
P1167 Daewoo Joyster Gate Select Actuator Circuit / Open [left / right motion]
P1167 Nissan Trailrunner Cylinder #4 High To Low Side Open
P1167 Pontiac Star Chief Flash To Pass Switch Circuit Short To Ground
P1167 Saturn Astra Illuminated Entry Relay Short To Ground
P1167 Bugatti Type 101 Cylinder #6 High To Low Side Short
P1167 Morris Six Calibration Resistor Out Of Range