U3006 Diagnostic Trouble Code

U3006 is a kind of OBD-II Diagnostic U-Network 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 U3006 diagnostic trouble code may include:

Fuel pressure too high
Diminished fuel efficiency
Rich or lean exhaust
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 relay (if equipped)

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. Use the DVOM to test resistance and continuity on all system circuits if actuator and sensor resistance levels are in compliance with manufacturer's specifications.

Process Tips

Diagnostic trouble code U3006 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 U3006.

Fortunately, U3006 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

U3006 Trouble Code For Specific Cars

U3006 Tvr Tasmin Power Steering Output Circuit Malfunction
U3006 Audi Q3 ASM Adaptive Learning Not Done
U3006 Pontiac Phoenix Fan Secondary Low With High Fan On
U3006 Aston Martin Rapide Air Suspension Vent Solenoid Output Circuit Open
U3006 Ginetta G23 Oil Temperature Sensor Circuit Open
U3006 Kia Cerato Seat Recline Motor Position Out of Range
U3006 Ford Explorer V Memory Off Switch Circuit Short to Battery