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1998 Mercury Mystique LS 2.5L Surge
Posted to Ford Driveability on 9/27/2010 4 Replies

Customer came back 2 days later with complaints that the car has a high idle. We checked the car with the customer here, unplugged the IAC and the problem went right away. replaced Iac (ford part) and problem persisted. Symptoms only occur in drive, not in par...

4 Replies Received (View Replies)

  Related Documents & Media  1998 Mercury Mystique LS

 
Message Closed w/Summary

car Vehicle Data

1998 Mercury Mystique LS

VIN 1MELM66L2W
Engine2.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSurge
OccursAlways, in Drive Only at Idle

Trouble Codes

P0153Air Fuel Sensor (Bank 2 Sensor 1) Slow Response
P0304Cylinder 4 Misfire Detected
P0401EGR System Insufficient Flow Detected
P1504Cruise Control Switch Circuit Malfunction
P1506Crankcase Depression Regulator Valve Performance
P1519Idle Air Control Valve Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

1998 Mercury Mystique LS

VIN 1MELM66L2W
Engine2.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSurge
OccursAlways, in Drive Only at Idle

Trouble Codes

P0153Air Fuel Sensor (Bank 2 Sensor 1) Slow Response
P0304Cylinder 4 Misfire Detected
P0401EGR System Insufficient Flow Detected
P1504Cruise Control Switch Circuit Malfunction
P1506Crankcase Depression Regulator Valve Performance
P1519Idle Air Control Valve Circuit Malfunction