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Showing matches for "Mercedes-Benz C-Class".
C1112: ABS pump motor or supply circuit fault
The brake-control module detects a fault in the ABS pump motor circuit or its power supply.
C1130: Chassis control or suspension pressure fault
A chassis or suspension control module has detected an implausible pressure, height, or control-state condition.
P0046: Turbocharger boost-control circuit range / performance
Turbo actuator or boost-control response is outside the range expected by the ECU.
P0118: Engine coolant temperature sensor circuit high
The coolant-temperature signal is implausibly high voltage, often read by the ECU as extremely cold coolant.
P0121: Throttle / pedal position sensor range / performance
The ECU sees a throttle or accelerator-position signal that is outside the expected relationship.
P0128: Coolant thermostat below regulating temperature
The engine is taking too long to reach expected operating temperature or is running cooler than the ECU expects.
P0217: Engine coolant over-temperature condition
The engine controller recorded coolant temperature above its safe operating threshold.
P0234: Turbocharger overboost condition
Boost pressure exceeded the ECU's permitted target for the operating condition.
P0236: Turbo boost sensor range / performance
The charge-pressure signal is outside the expected range or disagrees with operating conditions.
P0299: Turbocharger underboost condition
The engine did not produce the boost pressure requested by the controller.
P0300: Random / multiple-cylinder misfire
Misfires are occurring across more than one cylinder or without one consistent cylinder pattern.
P0301: Cylinder 1 misfire detected
The ECU detected repeated combustion misfires on cylinder 1.
P0302: Cylinder 2 misfire detected
The ECU detected repeated combustion misfires on cylinder 2.
P0303: Cylinder 3 misfire detected
The ECU detected repeated combustion misfires on cylinder 3.
P0304: Cylinder 4 misfire detected
The ECU detected repeated combustion misfires on cylinder 4.
P0305: Cylinder 5 misfire detected
The ECU detects repeated combustion failure specifically on cylinder 5.
P0325: Knock sensor circuit malfunction
The ECU is not receiving a plausible signal from the knock sensor circuit.
P0340: Camshaft position sensor circuit, bank 1
The ECU is missing or cannot trust the camshaft position signal on bank 1.
P0411: Secondary-air injection incorrect flow
The ECU does not see the expected oxygen-sensor response when the secondary-air system runs on cold start.
P0480: Cooling fan control circuit 1
The ECU cannot control or verify the primary electric cooling-fan circuit.
P0507: Idle control system RPM higher than expected
Idle speed is higher than the ECU's target after it has reached the limit of normal control correction.
P0603: Internal control module keep-alive memory error
The engine controller has lost or detected corruption in memory retained when the ignition is off.
P0606: ECM / PCM processor fault
The engine controller detected an internal processor or control-module fault.
P0641: Sensor reference voltage A circuit open
A shared 5-volt reference circuit for engine sensors is missing, shorted, or pulled out of range.
P0706: Transmission range sensor circuit range / performance
The selected gear or park/neutral signal is implausible for the transmission's actual state.
P2015: Intake-manifold runner position range / performance
The intake-runner position signal is outside the range expected by the controller.
P204F: Reductant system performance
The reductant system is not meeting the performance expected by the emissions controller.
P20EE: SCR NOx catalyst efficiency below threshold
The SCR system is not reducing NOx emissions as effectively as the ECU expects.
P2135: Throttle position sensor correlation
The redundant throttle-position signals disagree beyond the permitted tolerance.
P2181: Cooling system performance
The coolant temperature behavior is outside the expected warm-up or operating range.
P2263: Turbocharger boost-system performance
The complete turbocharging system is not producing or controlling boost as expected.
P2563: Turbocharger boost-control position sensor range / performance
The reported turbo actuator position does not match the requested or mechanically possible range.
P261A: Coolant pump B control circuit open
The ECU detects an open circuit in an auxiliary or electrically driven coolant-pump circuit.
P2714: Pressure control solenoid D performance or stuck off
The transmission controller detects incorrect hydraulic pressure response from a pressure-control solenoid circuit.
P2BA9: NOx exceedance due to insufficient reductant quality
The SCR system calculates excessive NOx emissions associated with reductant quality or dosing performance.
U0100: Lost communication with engine control module
One or more modules stopped receiving expected messages from the engine controller.