Fault code lookup

Results for “P203”

Fault codes 37

Results match keywords in the stored descriptions. Codes you typed are shown first.

CodeDescriptionBrandsSystem
P2030Fuel fired heater performance25Powertrain
P2031Exhaust Gas Temperature Sensor Circuit (Bank 1 Sensor 2)34Powertrain
P2032Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 2)37Powertrain
P2033Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 2)37Powertrain
P2034Exhaust gas temperature sensor circuit bank 2 sensor 226Powertrain
P2035Exhaust gas temperature sensor circuit low bank 2 sensor 226Powertrain
P2036Exhaust gas temperature sensor circuit high bank 2 sensor 226Powertrain
P2037Reductant Injection Air Pressure Sensor Circuit25Powertrain
P2038Reductant Injection Air Pressure Sensor Circuit Range/Performance25Powertrain
P2039Reductant Injection Air Pressure Sensor Circuit Low25Powertrain
Show 15 more matches on this page
CodeDescriptionBrandsSystem
P203AReductant Level Sensor A Circuit29Powertrain
P203BReductant Level Sensor A Circuit Range/Performance29Powertrain
P203CReductant Level Sensor A Circuit Low29Powertrain
P203DReductant Level Sensor A Circuit High29Powertrain
P203EReductant Level Sensor A Circuit Intermittent/Erratic26Powertrain
P203FReductant Level Low25Powertrain
P203004CAN message from electronic selector lever control module is missing or faulty communication fault / see also CAN status in freeze frame data1Powertrain
P203100Front exhaust gas temperature sensor(faulty voltage supply)1Powertrain
P203200is set when rear exhaust temp. sensor(T5-CPF) signal is below 0.2V - the lower limiting value - for more than 2.97 sec2Powertrain
P203208Throttle valve actual value potentiometer: line mixed up1Powertrain
P203300Turbine in temperature out of range check: high or open circuit or short circuit to VBATT2Powertrain
P203408Crankshaft position sensor1Powertrain
P203511Temperature sensor 2 'Exhaust system' (cylinder bank 2) has a short circuit to ground. There is a short circuit to ground.1Powertrain
P203604No or incorrect CAN message from ESP control module communication fault / see also CAN status in freeze frame data1Powertrain
P203612Temperature sensor 2 'Exhaust system' (cylinder bank 2) has a short circuit to positive. There is a short circuit to positive.1Powertrain
CodeDescriptionBrandsSystem
P203AReductant Level Sensor A Circuit29Powertrain
P203BReductant Level Sensor A Circuit Range/Performance29Powertrain
P203CReductant Level Sensor A Circuit Low29Powertrain
P203DReductant Level Sensor A Circuit High29Powertrain
P203EReductant Level Sensor A Circuit Intermittent/Erratic26Powertrain
P203FReductant Level Low25Powertrain
P203004CAN message from electronic selector lever control module is missing or faulty communication fault / see also CAN status in freeze frame data1Powertrain
P203100Front exhaust gas temperature sensor(faulty voltage supply)1Powertrain
P203200is set when rear exhaust temp. sensor(T5-CPF) signal is below 0.2V - the lower limiting value - for more than 2.97 sec2Powertrain
P203208Throttle valve actual value potentiometer: line mixed up1Powertrain
P203300Turbine in temperature out of range check: high or open circuit or short circuit to VBATT2Powertrain
P203408Crankshaft position sensor1Powertrain
P203511Temperature sensor 2 'Exhaust system' (cylinder bank 2) has a short circuit to ground. There is a short circuit to ground.1Powertrain
P203604No or incorrect CAN message from ESP control module communication fault / see also CAN status in freeze frame data1Powertrain
P203612Temperature sensor 2 'Exhaust system' (cylinder bank 2) has a short circuit to positive. There is a short circuit to positive.1Powertrain
Advanced: scanner vehicle and live-data matches

Vehicles 1

Vehicle data covers only some brands. These matches come from scanner data, not from a full vehicle index, so treat them as approximate.

BrandModel / variantDetails
FordThis service function should be run after the cause and rectification of one or more of the following DTCs has been carried out: P2033code P0546

Live data 0

No matching live-data parameters.

These tables come from diagnostic data. They are useful for advanced users and can be ignored for a normal code lookup.

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