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Home >> Jaguar >> 1992 >> XJ6 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Self-Diagnostic System >> Diagnostic Trouble Code Fault Diagnosis >> DTC 68: Speed Sensor
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DTC 68: Speed Sensor

Road test vehicle and check if instrument cluster indicates road speed. If road speed is not indicated, repair or replace speed sensor/instrument cluster. If road speed is indicated, check wiring harness between ECM and instrument cluster. If necessary, repair wiring harness. Check for faulty ECM.