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Understanding OBD DTC GM P1106 The Diagnostic Trouble Code (DTC) P1106 for General Motors (GM) vehicles indicates a “MAP/BARO Pressure Circuit Range/Performance Problem.” This code is triggered when the Engine Control Module (ECM) detects an abnormal voltage signal from the Manifold Absolute Pressure (MAP) sensor or the Barometric Pressure (BARO) sensor. These sensors are crucial … Read more
Understanding OBD DTC GM P1105: Meaning and Troubleshooting Guide The Diagnostic Trouble Code (DTC) P1105 for General Motors (GM) vehicles typically refers to a problem with the Manifold Absolute Pressure (MAP) sensor or the Barometric Pressure (BARO) sensor. Specifically, it indicates a malfunction in the MAP/BARO switch solenoid valve, which is responsible for monitoring and … Read more
The Complete Guide to Volkswagen’s P2188 Code: System Too Rich at Idle Bank 1 The P2188 diagnostic trouble code (DTC) for Volkswagen vehicles indicates “System Too Rich at Idle Bank 1”. This means the engine control module (ECM) has detected that the air-fuel mixture is too rich (has too much fuel) when the engine is … Read more
Volkswagen P24D6 DTC: Evaporative Emission System Pressure Sensor Issue The P24D6 diagnostic trouble code (DTC) for Volkswagen vehicles refers to an “Evaporative Emission (EVAP) system pressure sensor/switch B Circuit range/performance” issue. This code is related to the vehicle’s evaporative emissions control system, specifically the pressure sensor or switch that monitors pressure in the fuel tank … Read more
Volkswagen P2181 DTC: Cooling System Performance The P2181 code indicates a problem with the engine’s cooling system performance. Specifically, it means that the engine control module (ECM) has detected that the engine coolant temperature is not within the expected range based on operating conditions. This could mean the engine is either warming up too slowly … Read more
Troubleshooting Volkswagen’s P2293 Code: Fuel Pressure Regulator Performance The Diagnostic Trouble Code (DTC) P2293 stands for “Fuel Pressure Regulator 2 Performance.” Triggered when the Powertrain Control Module (PCM) detects a discrepancy in the expected and actual fuel pressure, this code can arise from issues such as a faulty fuel pressure regulator, problems with the fuel … Read more
Understanding Volkswagen OBD DTC P2187: System Too Lean at Idle The diagnostic trouble code (DTC) P2187 is identified as “System Too Lean at Idle (Bank 1).” This implies that the air-fuel mixture in engine bank 1 is excessively lean during idle, as detected by the engine control module (ECM). The condition means there’s too much … Read more
Volkswagen P261A00: Troubleshooting the Secondary Coolant Pump Circuit The diagnostic trouble code (DTC) P261A00 stands for “Coolant Pump B Control Circuit Open.” This code indicates that there is an electrical issue with the secondary coolant pump, specifically an open circuit in the control wiring. How Serious is This Issue? Severity: Moderate to High While not … Read more
Volkswagen OBD DTC P2002 Mean? The diagnostic trouble code (DTC) P2002 stands for “Diesel Particulate Filter Efficiency Below Threshold (Bank 1).” This code indicates that the diesel particulate filter (DPF) is not functioning efficiently. The DPF is an emissions control device designed to trap and eliminate soot from the exhaust gases of a diesel engine. … Read more
Understanding Volkswagen P2279: Intake Air System Leak Diagnostics The diagnostic trouble code (DTC) P2279 on Volkswagen vehicles indicates an “Intake Air System Leak.” Specifically, this code means that the engine control module (ECM) has detected more air entering the intake manifold than what the mass airflow sensor or manifold absolute pressure (MAP) sensor is measuring. … Read more