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The P1901 trouble code is an OBD-II diagnostic trouble code that indicates an issue with the turbine shaft speed sensor circuit. This code is primarily associated with vehicles equipped with electronically controlled automatic transmissions. The Powertrain Control Module (PCM) detects an intermittent signal from the turbine shaft speed sensor, which can lead to improper transmission …
The P0036 code is a diagnostic trouble code (DTC) related to the oxygen sensor heater control circuit. This code specifically refers to an issue with the Bank 1, Sensor 2 heated oxygen sensor (HO2S). When your vehicle’s powertrain control module (PCM) detects a problem with the heater circuit of this sensor, it triggers the P0036 …
The P2563 trouble code is associated with the Turbocharger Boost Control Position Sensor Circuit Range/Performance. This code indicates that the Powertrain Control Module (PCM) has detected a discrepancy in the expected performance of the turbocharger boost control position sensor. When the PCM does not receive the proper signal from this sensor, it can lead to …
The P20A0 trouble code is a diagnostic trouble code (DTC) that indicates an issue with the Reductant Purge Control Valve Circuit, specifically that the circuit is open. This code is primarily associated with diesel-powered vehicles and relates to the Diesel Exhaust Fluid (DEF) system, which is critical for reducing harmful emissions. Understanding and resolving this …
The P0877 trouble code is a diagnostic trouble code (DTC) that indicates an issue with the Transmission Fluid Pressure Sensor/Switch ‘D’ Circuit Low. This code is part of the OBD-II system, which monitors various parameters related to the engine and transmission to ensure optimal performance. When the powertrain control module (PCM) detects that the signal …
The P2650 trouble code is an OBD-II diagnostic code that indicates a problem with the rocker arm actuator control circuit for Bank 1, specifically the ‘B’ actuator. This code is triggered when the Engine Control Module (ECM) detects an open circuit condition in the actuator’s control circuit. The rocker arm actuator plays a crucial role …
The P0799 trouble code is a diagnostic trouble code (DTC) that indicates an issue with the Pressure Control Solenoid “C” in a vehicle’s transmission system. This code is triggered when the Powertrain Control Module (PCM) detects an intermittent problem with the solenoid’s operation, which can lead to various transmission issues. Understanding this code is essential …
The P0618 trouble code is a diagnostic trouble code (DTC) that signifies an issue with the Alternative Fuel Control Module’s Keep Alive Memory (KAM). This error indicates that the Powertrain Control Module (PCM) has detected a malfunction in the alternative fuel control module, which can lead to various performance issues in vehicles that utilize alternative …
The P2108 trouble code is a diagnostic trouble code (DTC) that indicates a performance issue with the Throttle Actuator Control Module. This code is part of the On-Board Diagnostics II (OBD-II) system, which monitors the performance of the vehicle’s engine and related components. When the Powertrain Control Module (PCM) detects that the throttle actuator control …
The P1447 trouble code is a diagnostic trouble code (DTC) that indicates a malfunction in the evaporative emission control (EVAP) system, specifically related to the purge flow monitor. This code can arise in various vehicle makes and models, often pointing to issues such as faulty valves, leaks in the system, or other component failures. Understanding …
