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1997 Ford Mustang 3.8L Poor Idle Quality, MIL Lamp on
Posted to Ford Driveability on 8/16/2004 12 Replies

3.8 liter Mustang. Repetitively sets P0340. Upon first visit, MIL illuminated and code stored. Checked CMP signal with a lab scope and it was "trashy", ie; the square wave was not square... It stairstepped up at a 45 degree angle.

Replaced the CMP with an OE ...

12 Replies Received (View Replies)

  Related Documents & Media  1997 Ford Mustang

 
Message Closed w/FIX

car Vehicle Data

1997 Ford Mustang

VIN 1FALP4043V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

P0340Camshaft Position Sensor 'A' (TDC) Circuit Intermittent
Message Closed w/FIX

car Vehicle Data

1997 Ford Mustang

VIN 1FALP4043V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

P0340Camshaft Position Sensor 'A' (TDC) Circuit Intermittent