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The P1135 code is a manufacturer-specific diagnostic trouble code (DTC) primarily used by Toyota and Lexus vehicles. It indicates a malfunction in the air-fuel ratio sensor heater circuit, specifically for Bank 1, Sensor 1. This sensor plays a crucial role in maintaining optimal engine performance and emissions control. P1135 Code Meaning P1135 Code Common Causes …
The P3091 trouble code is a diagnostic trouble code (DTC) that indicates an issue with the fuel system, specifically related to fuel pressure. This code is often associated with vehicles that experience poor engine performance, stalling, or difficulty starting. It typically signifies that the engine control module (ECM) has detected that the fuel rail pressure …
The P26B7 trouble code is an OBD-II diagnostic code that indicates a malfunction in the engine coolant bypass valve ‘C’ control circuit. This code is primarily associated with vehicles equipped with turbocharged engines, particularly the Ford EcoBoost models. When the vehicle’s Powertrain Control Module (PCM) detects an open circuit or a fault in the coolant …
The P066100 trouble code is a diagnostic code that indicates an issue with the Intake Manifold Tuning Valve Control Circuit on Bank 1 of the engine. This code is typically set when the engine control module (ECM) detects a low voltage or open circuit condition in the control system for the intake manifold tuning valve. …
The P203F trouble code is a diagnostic trouble code (DTC) that indicates “Reductant Level Too Low.” This code is primarily associated with diesel engines equipped with a selective catalytic reduction (SCR) system, which utilizes Diesel Exhaust Fluid (DEF) to reduce harmful emissions. When the powertrain control module (PCM) detects that the level of DEF is …
The P061C trouble code is a diagnostic trouble code (DTC) that indicates an internal performance error detected by the Powertrain Control Module (PCM) related to the engine RPM monitoring system. This code is generic and can apply to various OBD-II compliant vehicles, including models from manufacturers like Ford, Dodge, and Chrysler. When the PCM identifies …
The P207C trouble code is an OBD-II diagnostic code that indicates a problem with the Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Low Bank 2. This code is triggered when the Engine Control Module (ECM) detects a low voltage signal from the IMT valve position sensor on bank 2, which typically corresponds to the …
The P174A trouble code is an OBD-II diagnostic code that indicates an electrical fault related to Valve 3 in Partial Transmission 1. This code is often associated with automatic transmission systems and signifies that the Engine Control Module (ECM) has detected an issue with the valve’s operation, which can lead to various transmission problems. Understanding …
The P1588 trouble code is a diagnostic trouble code (DTC) that indicates a malfunction related to the throttle control system in vehicles. This code is part of the On-Board Diagnostics II (OBD-II) system and is commonly associated with issues affecting the throttle body, engine mount solenoids, or other related components. When the vehicle’s engine control …
A P0200 trouble code is an OBD-II diagnostic code that indicates a malfunction in the fuel injector circuit. This code is triggered when the Powertrain Control Module (PCM) detects an issue with the electrical circuit that controls the fuel injectors, which can lead to poor engine performance and increased emissions. Understanding this code is essential …
