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 DIAGNOSISGENERAL INFORMATIONDTC INDEXDIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: TRANSFER CASE CONTROL MODULE (TCCM) -- XJ/X351DIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC: TRANSFER CASE CONTROL MODULE (TCCM)DESCRIPTION AND OPERATIONTRANSFER CASE CONTROL MODULE (TCCM)U3006-62 CONTROL MODULE INPUT POWER "A" - SIGNAL COMPARE FAILUREACTION
2011 Jaguar XJ Supercharged
U3006-62 Control Module Input Power "A" - Signal compare failure: Action
2011 Jaguar XJ SuperchargedSECTION Action
- Using the Jaguar Land Rover approved diagnostic equipment, check datalogger signal - Main ECU Supply Voltage (0xD018) - and compare it to battery voltage. Refer to the electrical circuit diagrams and check the transfer case control module power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary
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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.