Codes
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Every write-up below has been checked by a person before it went live.
P0000–P0099
P0001P0001: the fuel volume regulator circuit isn't reading rightP0002P0002: the fuel volume regulator reading doesn't add upP0003P0003: the fuel volume regulator circuit is reading lowP0004P0004: the fuel volume regulator circuit is reading highP0007P0007: the fuel shut-off valve circuit isn't reading rightP0008P0008: the crankshaft and camshaft signals are out of stepP0009P0009: bank 2's crankshaft and camshaft signals are out of stepP000AP000A: the intake camshaft is slow to respond to timing changesP000BP000B: the exhaust camshaft is slow to respond to timing changesP0010P0010: the intake camshaft timing actuator circuit has a faultP0011P0011: the inlet camshaft timing has drifted too far advancedP0012P0012: the inlet camshaft timing has drifted too far retardedP0013P0013: the exhaust camshaft timing actuator circuit has a faultP0014P0014: the exhaust camshaft timing has drifted too far advancedP0015P0015: the exhaust camshaft timing has drifted too far retardedP0016P0016: the crankshaft and camshaft signals don't line upP0017P0017: the crankshaft and a second camshaft signal disagreeP0018P0018: bank 2's crankshaft and camshaft signals don't line upP0019P0019: bank 2's crankshaft and a second camshaft signal disagreeP0020P0020: bank 2's intake camshaft timing actuator circuit has a faultP0021P0021: bank 2's inlet camshaft timing has drifted too far advancedP0022P0022: bank 2's inlet camshaft timing has drifted too far retardedP0023P0023: bank 2's exhaust camshaft timing actuator circuit has a faultP0024P0024: bank 2's exhaust camshaft timing has drifted too far advancedP0025P0025: bank 2's exhaust camshaft timing has drifted too far retardedP0068P0068: the airflow reading and the throttle position disagreeP0087P0087: the fuel pressure is lower than the computer expectsP0088P0088: the fuel pressure is higher than the computer expectsP0093P0093: the fuel system has detected a large leakP0094P0094: the fuel system has detected a small leak
P0100–P0199
P0100P0100: the airflow sensor circuit has a faultP0101P0101: the airflow sensor reading doesn't add upP0102P0102: the airflow sensor signal is reading too lowP0103P0103: the airflow sensor signal is reading too highP0104P0104: the airflow sensor circuit cuts in and outP0105P0105: the manifold pressure sensor circuit has a faultP0106P0106: the manifold pressure sensor reading doesn't add upP0107P0107: the manifold pressure sensor signal is reading too lowP0108P0108: the manifold pressure sensor signal is reading too highP0109P0109: the manifold pressure sensor circuit cuts in and outP0110P0110: the intake air temperature sensor circuit has a faultP0111P0111: the intake air temperature reading doesn't add upP0112P0112: the intake air temperature signal is reading too lowP0114P0114: the intake air temperature circuit cuts in and outP0116P0116: the coolant temperature sensor reading doesn't add upP0120P0120: the throttle position sensor circuit has a faultP0121P0121: the throttle position sensor reading doesn't add upP0122P0122: the throttle position sensor signal is reading too lowP0123P0123: the throttle position sensor signal is reading too highP0124P0124: the throttle position sensor circuit cuts in and outP0128P0128: the engine is taking too long to warm upP0130P0130: the front oxygen sensor circuit has a faultP0131P0131: the front oxygen sensor signal is reading too lowP0132P0132: the front oxygen sensor signal is reading too highP0133P0133: the front oxygen sensor is responding too slowlyP0134P0134: the front oxygen sensor isn't responding at allP0135P0135: the front oxygen sensor's heater circuit has a faultP0136P0136: the rear oxygen sensor circuit has a faultP0137P0137: the rear oxygen sensor signal is reading too lowP0138P0138: the rear oxygen sensor signal is reading too highP0139P0139: the rear oxygen sensor is responding too slowlyP0140P0140: the rear oxygen sensor isn't responding at allP0141P0141: the rear oxygen sensor's heater circuit has a faultP0150P0150: bank 2's front oxygen sensor circuit has a faultP0151P0151: bank 2's front oxygen sensor signal is reading too lowP0152P0152: bank 2's front oxygen sensor signal is reading too highP0153P0153: bank 2's front oxygen sensor is responding too slowlyP0154P0154: bank 2's front oxygen sensor isn't responding at allP0155P0155: bank 2's front oxygen sensor heater circuit has a faultP0170P0170: the fuel trim system on bank 1 isn't behaving correctlyP0171P0171: your engine is running leanP0172P0172: your engine is running richP0173P0173: the fuel trim system on bank 2 isn't behaving correctlyP0174P0174: bank 2 of your engine is running leanP0175P0175: bank 2 of your engine is running richP0190P0190: the fuel rail pressure sensor circuit has a faultP0191P0191: the fuel rail pressure reading doesn't add upP0192P0192: the fuel rail pressure sensor circuit is reading lowP0193P0193: the fuel rail pressure sensor circuit is reading highP0194P0194: the fuel rail pressure sensor circuit cuts in and out
P0200–P0299
P0300–P0399
P0300P0300: the engine is misfiring on more than one cylinderP0301P0301: cylinder 1 is misfiringP0302P0302: cylinder 2 is misfiringP0303P0303: cylinder 3 is misfiringP0304P0304: cylinder 4 is misfiringP0305P0305: cylinder 5 is misfiringP0306P0306: cylinder 6 is misfiringP0309P0309: cylinder 9 is misfiringP0325P0325: the knock sensor circuit has a faultP0326P0326: the knock sensor reading doesn't add upP0327P0327: the knock sensor signal is reading too lowP0328P0328: the knock sensor signal is reading too highP0335P0335: the crankshaft position sensor circuit has a faultP0336P0336: the crankshaft position sensor reading doesn't add upP0337P0337: the crankshaft position sensor signal is reading too lowP0338P0338: the crankshaft position sensor signal is reading too highP0340P0340: the camshaft position sensor circuit has a faultP0341P0341: the camshaft position sensor reading doesn't add upP0342P0342: the camshaft position sensor signal is reading too lowP0343P0343: the camshaft position sensor signal is reading too highP0345P0345: bank 2's camshaft position sensor circuit has a faultP0350P0350: an ignition coil circuit has a fault
P0400–P0499
P0400P0400: the exhaust recirculation system has a flow faultP0401P0401: not enough exhaust is being fed back into the engineP0402P0402: too much exhaust is being fed back into the engineP0403P0403: the exhaust recirculation valve's circuit has a faultP0404P0404: the exhaust recirculation valve reading doesn't add upP0405P0405: the EGR position sensor signal is reading too lowP0406P0406: the EGR position sensor signal is reading too highP0407P0407: the EGR system's second position sensor is reading too lowP0408P0408: the EGR system's second position sensor is reading too highP0420P0420: the catalytic converter isn't cleaning up well enoughP0421P0421: the warm-up catalyst isn't cleaning up well enoughP0430P0430: bank 2's catalytic converter isn't cleaning up well enoughP0431P0431: bank 2's warm-up catalyst isn't cleaning up well enoughP0440P0440: the fuel vapour system has a faultP0441P0441: the fuel vapour system isn't purging the way it shouldP0442P0442: there's a small leak in the fuel vapour systemP0443P0443: the fuel vapour purge valve circuit has a faultP0446P0446: the fuel vapour system's vent valve circuit has a faultP0455P0455: there's a large leak in the fuel vapour systemP0456P0456: there's a very small leak in the fuel vapour systemP0457P0457: the fuel cap is loose, off, or not sealingP0480P0480: the cooling fan's control circuit has a fault
P0500–P0599
P0500P0500: the vehicle speed signal has a faultP0505P0505: the idle air control system has a faultP0506P0506: the engine is idling slower than the computer wantsP0507P0507: the idle speed is higher than it should beP0560P0560: the electrical system voltage isn't behaving as expectedP0561P0561: the electrical system voltage keeps jumping aroundP0562P0562: the electrical system voltage is lowP0563P0563: the electrical system voltage is high
P0600–P0699
P0700–P0799
P0700P0700: the gearbox computer has asked the engine light to come onP0705P0705: the gear selector position sensor circuit has a faultP0706P0706: the gear selector position sensor reading doesn't add upP0707P0707: the gear selector position sensor signal is reading too lowP0708P0708: the gear selector position sensor signal is reading too highP0710P0710: the gearbox fluid temperature sensor circuit has a faultP0711P0711: the gearbox fluid temperature reading doesn't add upP0715P0715: the gearbox input speed sensor circuit has a faultP0716P0716: the gearbox input speed sensor reading doesn't add upP0717P0717: the gearbox input speed sensor has stopped signallingP0720P0720: the gearbox output speed sensor circuit has a faultP0721P0721: the gearbox output speed sensor reading doesn't add upP0730P0730: the gearbox's gear ratio doesn't match what's commandedP0731P0731: first gear's ratio doesn't match what's commandedP0732P0732: second gear's ratio doesn't match what's commandedP0733P0733: third gear's ratio doesn't match what's commandedP0734P0734: fourth gear's ratio doesn't match what's commandedP0735P0735: fifth gear's ratio doesn't match what's commandedP0736P0736: reverse gear's ratio doesn't match what's commandedP0740P0740: the torque converter lock-up circuit has a faultP0741P0741: the torque converter lock-up clutch isn't engaging as commandedP0742P0742: the torque converter lock-up clutch won't releaseP0750P0750: gear shift solenoid A isn't behaving as it should
P0A00–P0A99
P2100–P2199
P2177P2177: your engine is running lean off idleP2178P2178: your engine is running rich off idleP2179P2179: bank 2 is running lean off idleP2180P2180: bank 2 is running rich off idleP2187P2187: your engine is running lean at idleP2188P2188: your engine is running rich at idleP2189P2189: bank 2 is running lean at idleP2190P2190: bank 2 is running rich at idle