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Showing matches for "Mercedes-Benz الفئة S".
C0035: Left front wheel-speed sensor circuit
The ABS module sees an implausible or missing signal from the left front wheel-speed sensor circuit.
C0040: Right front wheel-speed sensor circuit
The ABS module sees an implausible or missing signal from the right front wheel-speed sensor circuit.
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.
P0471: Exhaust pressure sensor range / performance
The exhaust-pressure sensor signal is implausible for engine load, speed, and DPF pressure conditions.
P0501: Vehicle speed sensor range / performance
Vehicle speed information is implausible compared with wheel speed, gearbox, or engine operating data.
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.
P0720: Output speed sensor circuit malfunction
The transmission controller does not receive a plausible output shaft speed signal.
P0780: Shift malfunction
The transmission controller detected a shift event that did not match the commanded gear change.
P0793: Intermediate shaft speed sensor circuit no signal
The transmission controller cannot see the expected intermediate shaft speed signal.
P20EE: SCR NOx catalyst efficiency below threshold
لا يعمل نظام SCR على تقليل انبعاثات NOx بشكل فعال كما تتوقع وحدة التحكم الإلكترونية.
P2195: Oxygen sensor signal stuck lean, bank 1 sensor 1
The upstream oxygen sensor on bank 1 remains at a lean indication despite ECU correction.
P242F: Diesel particulate filter ash accumulation
The ECU has calculated excessive ash or restriction in the diesel particulate filter.
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
يقوم نظام SCR بحساب انبعاثات NOx المفرطة المرتبطة بجودة الاختزال أو أداء الجرعات.
P0017: Crankshaft / camshaft timing correlation, bank 1 sensor B
The exhaust-camshaft and crankshaft signals on bank 1 are outside their expected relationship.
P0046: Turbocharger boost-control circuit range / performance
Turbo actuator or boost-control response is outside the range expected by the ECU.
P0088: Fuel rail pressure too high
Measured fuel-rail pressure exceeds the value requested by the engine controller.
P0106: Manifold absolute pressure range / performance
The MAP sensor signal does not match the pressure expected from throttle position, boost, engine speed, and airflow.
P0121: Throttle / pedal position sensor range / performance
The ECU sees a throttle or accelerator-position signal that is outside the expected relationship.
P0191: Fuel rail pressure sensor range / performance
The rail-pressure signal is implausible or does not follow commanded pressure correctly.
P029E: NOx sensor 2 circuit range / performance
The downstream NOx sensor signal is outside the range expected by the SCR system.
P0305: Cylinder 5 misfire detected
The ECU detects repeated combustion failure specifically on cylinder 5.
P0351: Ignition coil A primary / secondary circuit
The ECU detects an electrical fault in the ignition coil A control circuit.
P0403: Exhaust-gas recirculation control circuit malfunction
The ECU detects an electrical fault in the EGR valve or its control circuit.
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.
P0420: Catalyst efficiency below threshold, bank 1
Upstream and downstream oxygen-sensor behavior suggests insufficient catalyst oxygen-storage performance.
P0544: Exhaust-gas temperature sensor circuit, bank 1 sensor 1
The ECU sees an electrical fault in an exhaust-temperature sensor used to protect the turbo and emissions system.
P2002: Diesel particulate filter efficiency below threshold
The ECU calculates that particulate-filter performance is below its required threshold.
P2015: Intake-manifold runner position range / performance
The intake-runner position signal is outside the range expected by the controller.
P204F: Reductant system performance
لا يلبي نظام الاختزال الأداء المتوقع من قبل وحدة التحكم في الانبعاثات.
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.
P2293: Fuel pressure regulator 2 performance
The high-pressure fuel regulator cannot maintain the pressure requested by the ECU.
U0121: Lost communication with ABS control module
Modules on the vehicle network are not receiving expected messages from the ABS or stability-control controller.
U0415: Invalid data received from ABS control module
Another module is receiving implausible or corrupted data from the ABS or stability-control module.