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1999 Ford F-150 Lariat 4.6L Poor Idle Quality, Surge, High idle
Posted to Ford Driveability on 6/2/2008 7 Replies

Hi all techs :

Customer compliant high idle (up to 2500 rpm !!!! ). It does happened sometimes in the morning,and sometimes during the day. Turned the key off wait for few minutes restart no problem. It happened 3 times within a week,but it does not act up in...

7 Replies Received (View Replies)

  Related Documents & Media  1999 Ford F-150 Lariat

 
Message Closed

car Vehicle Data

1999 Ford F-150 Lariat

VIN 2FTRX17W5X
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, High Idle
OccursIdle, Intermittently

Trouble Codes

B1318Low battery voltage at module.
B1428Safty belt lamp ckt fault.
B1450Wiper washer delay switch ckt fault.
P0500Vehicle Speed Sensor Circuit Low Input
Message Closed

car Vehicle Data

1999 Ford F-150 Lariat

VIN 2FTRX17W5X
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, High Idle
OccursIdle, Intermittently

Trouble Codes

B1318Low battery voltage at module.
B1428Safty belt lamp ckt fault.
B1450Wiper washer delay switch ckt fault.
P0500Vehicle Speed Sensor Circuit Low Input