Trouble code P1621 means: Engine control module engine immobilization input circuit malfunction
Trouble code P1621 means: Engine control module engine immobilization input circuit malfunction
Trouble code P1621 means: PCM Memory Performance
Fault code P1621 typically indicates an issue with the engine control module (ECM) or its communication with other modules. To fix this code, start by checking the wiring and connectors related to the ECM for any damage or corrosion. Next, inspect the ECM for proper functionality, updating or reprogramming it if necessary. If the problem persists, consider checking for other underlying issues, such as faulty sensors or communication problems with related modules.
Exhaust gas recirculation valve fault
Code 16 Air temperature sensor fault
The fault code FF77 typically indicates a fault with the ABS hydraulic unit or the ABS control module in a 1994 Jaguar XJS. It is recommended to have the ABS system diagnosed and repaired by a qualified technician to ensure the system is functioning properly.
Evaporative canister purge control valve circuit fault
coolant temp sensor fault
Evaporative canister purge control valve circuit fault
P1775 is oxygen senson open circuit. Craig
EGR vacuum solenoid circuit fault
Fault code FF17 in a Jaguar XJS typically indicates an issue related to the engine management system, often associated with the fuel injection or ignition system. This code can point to problems such as a malfunctioning sensor, wiring issues, or a fault within the engine control unit itself. To accurately diagnose and resolve the issue, it's recommended to use a diagnostic tool to read additional codes and perform a thorough inspection of the relevant components.