2001 Mercury Cougar 2.5L Poor Idle Quality
Vehicle came in with noise in air filter box at just off of idle. Pinched hose from intake snorkle to IAC, noise went away. Cleaned IAC passages and IAC. No change. During compression test, all cylinders looked normal except for #3. Compression would go to 145...
FIX posted 7/25/2008
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Message Closed w/FIX
Vehicle Data2001 Mercury Cougar
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Message Closed w/FIX
Vehicle Data
2001 Mercury Cougar
VIN | 1ZWFT61L71 |
Engine | 2.5 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality |
Occurs | Intermittently, Just Off Idle |