One problem related to service engine light on has been reported for the 2001 Ford Explorer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Ford Explorer based on all problems reported for the 2001 Explorer.
Temperature indicator light flashed, afterwards engine stalled. Dealer has replaced thermostat. *akthe service engine light illuminated, vehicle started to smoke while in motion at a speed of 65 mph. Vehicle was taken to dealer where he was informed he had a blown head gasket. Consumers insurance company did a test where it was determined out that a faulty thermostat was the cause.