During engine startup, the engine control module (PCM/ECM/ECU), tests the oxygen heater circuit for excessive current, short circuits, and open circuits. The PCM will generate fault code P0135 if it detects an issue with the first sensor in the first ...
Ask4Auto Latest Articles
P0340 Fault Code – Camshaft Position Sensor Circuit Fault
The camshaft sensor is an integral part of your vehicle’s electrical system. This sensor requires a series of cable and electrical connectors to work properly. There may therefore be multiple potential problems throughout the system. The camshaft sensor is used ...
P0299 Turbocharger/Supercharger “A” Underboost Condition Fault: What is it?
If you receive the fault code P0299 it means that there is a problem in your turbocharger. This code is displayed when the pressure in the ‘A” bank is not sufficient. The affected vehicle brands are Ford, GMC Chevy, VW, ...
P0456 Evaporative Emission System Minor Leak Detected Fault: What is it?
The complex emissions system in your vehicle is designed to prevent fuel leaks. This system is the cause of the P0456 fault. It indicates that there has been a small leak detected. The engine control module tests the system regularly ...
P0603 Internal Control Module Keep Alive Memory (KAM) Error
The engine control computer of your vehicle not only controls the electronic components, but it also stores data about your driving style. The computer adjusts the vehicle’s performance as it ‘learns” your driving style. This component of information storage is ...