Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJAGUAR2011XJ SUPERCHARGEDREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXDIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: POWER STEERING CONTROL MODULE (PSCM) -- XJ/X351DIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: POWER STEERING CONTROL MODULE (PSCM)DESCRIPTION AND OPERATIONPOWER STEERING CONTROL MODULE (PSCM)B1304-98 ELECTRONIC POWER ASSISTED STEERING SYSTEM - COMPONENT OR SYSTEM OVER TEMPERATUREACTION
2011 Jaguar XJ Supercharged
B1304-98 Electronic Power Assisted Steering System - Component or system over temperature: Action
2011 Jaguar XJ SuperchargedSECTION Action
NOTE:
The system is designed to give a heavier but stable steering feel when high temperature is detected to protect the system from permanent damage. It is recommended to reduce level of steering inputs to the steering in the specific scenarios identified by the customer to provoke the problem. Depending on the level of reduction this could be accompanied by an alert
- Check for heat shield damage or mud packing around power steering control module. Allow the power steering control module to cool. Consider the environmental temperature
- Using the manufacturer approved diagnostic system, clear the DTCs and retest
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.