P1CBD Diagnostic Trouble Code

P1CBD 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 P1CBD diagnostic trouble code may include:

Fuel pressure too high
Diminished fuel efficiency
Rich or lean exhaust
Lack of power

Possible Causes :

Faulty IMRC actuator/sensor
A large vacuum leak would cause a massive amount of un-metered air to enter the intake manifold resulting in an overly lean mixture.
Faulty IMRC actuator relay (if equipped)

Repair Processes :

It should be pretty close to battery voltage (12 volts). If not, then this is the circuit that has the problem. Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.

Process Tips

Diagnostic trouble code P1CBD 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 P1CBD.

Fortunately, P1CBD is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P1CBD Trouble Code For Specific Cars

P1CBD Mercedes Cls 300 ABS Outlet Valve Coil RF Circuit Failure
P1CBD Chrysler Stratus Exhaust Gas Recirculation Sensor B Circuit Low
P1CBD Seat Salsa Input/Turbine Speed Sensor Circuit Intermittent
P1CBD Mitsubishi Lancer Evo 10 Aux A/C Blower Motor Relay Circuit Short to Battery
P1CBD Datsun 1600 High Clutch Drum Speed Sensor Malfunction
P1CBD Alfa Romeo Giulia Additional Fan Relay Circuit Malfunction
P1CBD Ford E-250 Manifold Absolute Temperature Circuit High Input