P1D8E Diagnostic Trouble Code

P1D8E 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 P1D8E diagnostic trouble code may include:

Malfunction Indicator Lamp (MIL) illuminated
Carbon Buildup on O2 Sensor
Poor fuel economy
Hesitation upon acceleration

Possible Causes :

A plugged converter will cause of host of driveability problems as well as set this code. A severely plugged converter will result in the inability to increase rpm when under load. Look for a code such as P0421 -- catalytic converter efficiency below threshold if the converter indicating a faulty converter.
Dirty air cleaner element Damaged DPF
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.

Repair Processes :

Pack the connector cavity with dielectric silicone compound (same stuff they use for light bulb sockets and spark plug wires) and reassemble. Oxygen sensors signal the engine management computer the amount of oxygen present in the exhaust, which is used in determining and controlling the fuel ratio. Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.

Process Tips

Diagnostic trouble code P1D8E 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 P1D8E.

Fortunately, P1D8E is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P1D8E Trouble Code For Specific Cars

P1D8E Chevrolet Malibu 7 EEPROM Malfunction
P1D8E Mercedes S 350 AG4 Transmission Torque Modulation Fault
P1D8E Lamborghini Murcielago Solar Radiation Sensor Circuit Short To Battery
P1D8E Suzuki Sx4 I Mirror Driver Switch Assembly Circuit Short To Battery
P1D8E Hammel Hammel Passenger Side Satellite Communication Circuit Short to Ground
P1D8E Smart Fortwo Lamp Air Bag Warning Indicator Circuit Open
P1D8E Daimler One-o-four Heated Backlite Relay Circuit Failure