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Land Rover Discovery Problems

Check Engine Light due to failed leak detection pump or oxygen sensor on Land Rover Discovery

Problem Description and Possible Solution

The Check Engine Light may illuminate due to a defective EVAP leak detection pump or defective a oxygen sensor.

(20 people reported this problem)

Land Rover Discovery Vehicles With This Problem

RepairPal Verified
Average mileage: 119,763 (80,000–143,000)
11 model years affected: 1994, 1995, 1996, 1997, more1998, 1999, 2000, 2001, 2002, 2003, 2004
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Brake problem? Or maybe a faulty head gasket cylinder?
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