DIYAUTOFIXESMANUALS

Diagnostic Trouble Code Database

Loading OBD-II directory...

Browse OBD-II Trouble Codes by Subsystem Series

Direct technical index organized by SAE J1979 diagnostic subsystem ranges. Select any trouble code below to open its multimeter test specifications, wiring checks, and replacement parts guide:

P0001–P0099: Camshaft Timing (VVT), Fuel Volume & HO2S Heaters

P0001P0002P0003P0004P0005P0006P0007P0008P0009P0010P0011P0012

P0100–P0199: Mass Air Flow (MAF), Coolant Temp (ECT), O2 Sensors & Fuel Trim

P0100P0101P0102P0103P0104P0105P0106P0107P0108P0109P0110P0111

P0200–P0299: Fuel Injectors, Turbocharger Boost & Throttle Pedal Circuits

P0200P0201P0202P0203P0204P0205P0206P0207P0208P0209P0210P0211

P0300–P0399: Cylinder Misfires, Ignition Coils, Knock & Crank/Cam Sensors

P0300P0301P0302P0303P0304P0305P0306P0307P0308P0309P0310P0311

P0400–P0499: Catalytic Converters, EVAP Leaks, Purge/Vent Valves & EGR

P0400P0401P0402P0403P0404P0405P0406P0407P0408P0409P0410P0411

P0500–P0599: Idle Air Control, Vehicle Speed, Thermostat & Alternator/Battery

P0500P0501P0502P0503P0504P0505P0506P0507P0508P0509P0510P0511

P0600–P0699: ECM/PCM Internal Processor, 5V Reference Bus & Glow Plugs

P0600P0601P0602P0603P0604P0605P0606P0607P0608P0609P0610P0611

P0700–P0899: Transmission Shift Solenoids, Torque Converter & Speed Sensors

P0700P0701P0702P0703P0704P0705P0706P0707P0708P0709P0710P0711

P2000–P2999: Intake Manifold Runner, Reductant/DEF, NOx & Post-Cat Fuel Trim

P2000P2001P2002P2003P2004P2005P2006P2007P2008P2009P2010P2011

C0001–C1999: ABS Wheel Speed Sensors, Traction Control & Steering Angle

B0001–B1999: SRS Airbag Squibs, Seatbelt Pretensioners & HVAC Actuators

B0028

U0001–U0999: CAN Bus Network Lost Communication with ECM, TCM, ABS & BCM

U0001U0002U0003U0004U0005U0006U0007U0008U0009U0010U0011U0012