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Home >> Land Rover >> 1994 >> Defender 90 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 3.9L & 4.2L >> Diagnostic Tests >> Code 68: Vehicle Speed Sensor Input Fault

Code 68: Vehicle Speed Sensor Input Fault

NOTE: If speedometer does not operate go to INSTRUMENT PANELS or INSTRUMENT PANELS - 3.9L & 4.2L article in ACCESSORIES & EQUIPMENT.

Test vehicle speed sensor input. Perform Test "N". See Fig 1 . After completing the tests, retest the vehicle to ensure the faults have been rectified. If faults still persist, recheck using Lucas diagnostic equipment.

Fig 1: Test "N"
G00136569Courtesy of LAND ROVER NORTH AMERICA, INC.