o2 sensor fuel too rich
coolant temp sensor fault
Code fuel 1 would indicate Oxygen sensor. A good information source is the Haynes Manual Jaguar XJ6 1988-94. Good luck.
transmission speed failure (P#1722)
It is the code for the TPS Throttle position sensor
Left Front Wheel Speed Sensor Circuit Failure
low batrtery voltage poor connection to ecm power supplies poor ecm ground connections. bad ecm. key points : Do not replace ecu before testing Fuel Fail code 29 may be activated during engine start up when battery voltage is to low. this does not necessarily a faulty ecu. start the engine several times. if code 29 does not recur, no further action is necessary. HAVE BATTERY TESTED FIRST. (load test only) if necessary. recharge or replace the battery clear the code by removeing battery cable.; retest vcm .
Trouble code P1633 means: Main processor unit failure malfunction
VCM code fail 89 on a 1993 Jaguar typically indicates a problem with the vehicle's fuel system, specifically related to the fuel pressure or fuel delivery. This code can arise from issues such as a faulty fuel pump, clogged fuel filter, or problems with the fuel injectors. It's advisable to check the fuel system components and ensure they are functioning correctly to resolve this issue. A diagnostic tool can help pinpoint the exact problem for further troubleshooting.
VCM code Fuel Fail 26 on a Jaguar XJ6 typically indicates a problem related to the fuel supply or fuel system. This may involve issues such as low fuel pressure, a malfunctioning fuel pump, or problems with the fuel injectors. It's essential to diagnose the specific cause to address the issue effectively, which could involve checking fuel lines, filters, and electrical connections. Consulting a professional mechanic or service manual is recommended for accurate troubleshooting.
This means Idle speed control motor (ISC) or valve
Fuel Fail 47 Idle speed contol valve - coil 2: Open or short circuit.
In a 1993 Jaguar XJS, a "fail 14" code typically indicates a fault related to the vehicle's fuel system, specifically the fuel pump or fuel pressure. This code can suggest that the fuel pump is not operating correctly or that there is an issue with fuel delivery. It's important to diagnose the underlying problem, which may involve checking the fuel pump relay, wiring, and the pump itself to ensure proper operation. Always consult the vehicle's service manual or a professional mechanic for accurate troubleshooting.