Search the library
Find reliability topics fast
Search across 192 technical insights, blog posts, brand hubs, buying guides, and reliability pages by symptom, engine, gearbox, brand, or system.
93 results
Showing matches for "Mercedes-Benz الفئة C".
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.
P0121: Throttle / pedal position sensor range / performance
The ECU sees a throttle or accelerator-position signal that is outside the expected relationship.
P0603: Internal control module keep-alive memory error
The engine controller has lost or detected corruption in memory retained when the ignition is off.
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.
P20EE: SCR NOx catalyst efficiency below threshold
لا يعمل نظام SCR على تقليل انبعاثات NOx بشكل فعال كما تتوقع وحدة التحكم الإلكترونية.
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.
P0106: Manifold absolute pressure range / performance
The MAP sensor signal does not match the pressure expected from throttle position, boost, engine speed, and airflow.
P0217: Engine coolant over-temperature condition
The engine controller recorded coolant temperature above its safe operating threshold.
P0305: Cylinder 5 misfire detected
The ECU detects repeated combustion failure specifically on cylinder 5.
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.
P0471: Exhaust pressure sensor range / performance
The exhaust-pressure sensor signal is implausible for engine load, speed, and DPF pressure conditions.
P0480: Cooling fan control circuit 1
The ECU cannot control or verify the primary electric cooling-fan circuit.
P0606: ECM / PCM processor fault
The engine controller detected an internal processor or control-module fault.
P0700: Transmission control system requested warning
The engine controller has been told by the transmission controller that a gearbox-related fault is present.
P2002: Diesel particulate filter efficiency below threshold
The ECU calculates that particulate-filter performance is below its required threshold.
P2008: Intake manifold runner control circuit open
The ECU detects an open circuit in the intake runner or swirl-flap control system.
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.
P2181: Cooling system performance
The coolant temperature behavior is outside the expected warm-up or operating range.
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.
P2293: Fuel pressure regulator 2 performance
The high-pressure fuel regulator cannot maintain the pressure requested by the ECU.
P242F: Diesel particulate filter ash accumulation
The ECU has calculated excessive ash or restriction in the diesel particulate filter.
P261A: Coolant pump B control circuit open
The ECU detects an open circuit in an auxiliary or electrically driven coolant-pump circuit.
U0401: Invalid data received from engine control module
Another control module has received implausible or corrupted information from the engine controller.
U0415: Invalid data received from ABS control module
Another module is receiving implausible or corrupted data from the ABS or stability-control module.
P0011: Intake camshaft timing over-advanced, bank 1
يعد عمود الحدبات المدخول أكثر تقدمًا مما تتوقعه وحدة التحكم الإلكترونية في حالة التشغيل الحالية.
P0016: Crankshaft / camshaft timing correlation
ترى وحدة التحكم الإلكترونية إشارات العمود المرفقي وعمود الحدبات خارج علاقتهما المتوقعة.
P0030: Heated oxygen sensor heater control circuit, bank 1 sensor 1
تكتشف وحدة التحكم الإلكترونية عطلًا كهربائيًا في دائرة السخان لمستشعر الأكسجين المنبع.
P0118: Engine coolant temperature sensor circuit high
إشارة درجة حرارة سائل التبريد عبارة عن جهد عالي بشكل غير معقول، وغالبًا ما تقرأها وحدة التحكم الإلكترونية على أنها سائل تبريد شديد البرودة.
P0128: Coolant thermostat below regulating temperature
يستغرق المحرك وقتًا طويلاً جدًا للوصول إلى درجة حرارة التشغيل المتوقعة أو أنه يعمل بشكل أكثر برودة مما تتوقعه وحدة التحكم الإلكترونية.
P0135: Oxygen sensor heater circuit, bank 1 sensor 1
دائرة سخان مستشعر الأكسجين في المنبع لا تعمل كما هو متوقع.