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Hovor diesel: the most comprehensive diesel EFI common rail system fault codes (2), collection of essential

Mar. 14, 2023

   Hovor diesel pals, yesterday shared with you the diesel EFI high-pressure common rail system special fault codes, I do not know whether you have collected reproduced, today I continue to share with you!



P0128 water temperature sensor static characteristics are not credible


P0182 fuel temperature sensor output voltage is too low (connected wire short to ground)


P0183 fuel temperature sensor output voltage is too high (connecting line open circuit or short circuit to high level)


P0191 Rail pressure sensor forward drift too large


P0192 Rail pressure sensor output voltage above lower limit (short to ground in connection)


P0193 Rail pressure sensor output voltage higher than upper limit (open connection or short to high level)


P0194 Rail pressure sensor negative drift too large


P0195 Invalid oil temperature signal transmitted from CAN


P0197 Oil temperature sensor output voltage below lower limit


P0198 Oil temperature sensor output voltage higher than upper limit


P02011 Cylinder injector open circuit


P02022 Cylinder injector open circuit


P02033 Cylinder injector open circuit


P02044 Cylinder injector open circuit


P02055 cylinder injector open circuit


P02066 Cylinder injector open circuit


P0222 throttle pedal potentiometer 2 output voltage exceeds lower limit


P0223 Gas pedal potentiometer 2 output voltage exceeds upper limit


P0234 Actual boost pressure too high relative to control target


P0235 Invalid boost pressure signal from CAN


P0237 Output voltage of boost pressure sensor exceeds lower limit (short to ground in connection)


P0238 Output voltage of boost pressure sensor exceeds upper limit (open connection or short to high level)


P0251 Fuel quantity control unit (metering unit) control wire open


P0252 ECU internal drive circuit of the metering unit overheated


P0253 short circuit to ground in the control wire of the metering unit


P0254 Control wire of metering unit shorted to high level


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