2001 Jaguar Xjs U1238 Fault Code Check

When you check 2001 Jaguar Xjs car engine light came on code U1238 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Jaguar manufacturer may have a different definition for the U1238 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

A good ground connection is also extremely important. U1238 2001 2001 Jaguar Xjs engine problem because the presence of voltage at the panel harness won't make the panel work if there is a bad ground connection. Since the instrument cluster is mounted in a plastic dash, a separate ground wire or ground circuit through the wiring harness is usually needed to complete the power circuit. Refer again to the wiring diagram to find the ground path, and then check it with your ohmmeter. Do not use a self-powered test light because it cannot measure resistance (any resistance will lower circuit voltage).

2001 Jaguar Xjs U1238 OBD-II Diagnostic Network (U) Trouble Code Description U1238 SCP (J1850) Invalid or Missing Data for Experimental #4 so you have to check ODB-II Fault Code Check list. Reason For 2001 Jaguar Xjs U1238 Code The reason of 2001 Jaguar Xjs U1238 OBD-II Fault Code Check is U1238 SCP (J1850) Invalid or Missing Data for Experimental #4.

2001 Jaguar Xjs U1238 Possibble Fix Ways :

Overheating can be caused by a few different factors. The simplest cause may be that your car needs more coolant. Yet depleted coolant can be caused by bigger problem, like leaks or faulty hoses, so always check for the underlying cause before simply filling it up with more. Another common reason for overheating may be that the radiator fan which keeps your engine cool is faulty, so check your fan motor connection and fan thermostat.

If your vehicle failed a U1238 2001 2001 Jaguar Xjs test and the U1238 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses U1238 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look U1238 2001 2001 Jaguar Xjs: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.

What does fault code U1238 mean for 2001 Jaguar Xjs ? What does a diagnostic reading U1238 mean for 2001 Jaguar Xjs ? How to fix OBD2 Code U1238 for 2001 Jaguar Xjs ? What do we know about U1238 code for 2001 Jaguar Xjs ?