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1984 Ford Thunderbird 5.0L Failed Asm Test
Posted to Ford Driveability on 10/5/2001 6 Replies

this car is not running very efficient as shown by the low co2 reading. 02 and hc readings are too high. the car failed the california asm test due to 145ppm hc at idle(130 allowed), and 107ppm hc at cruise (105 allowed). i am leaning toward a bad cat, but the...

6 Replies Received (View Replies)

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Message Closed w/FIX

car Vehicle Data

1984 Ford Thunderbird

VIN 1FABP46F8E
Engine5.0 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / CENTRAL FUEL INJECTION (CFI)
EmissionsCALIFORNIA/EEC-IV
SymptomsFailed Asm Test
OccursCruise, Idle
Message Closed w/FIX

car Vehicle Data

1984 Ford Thunderbird

VIN 1FABP46F8E
Engine5.0 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / CENTRAL FUEL INJECTION (CFI)
EmissionsCALIFORNIA/EEC-IV
SymptomsFailed Asm Test
OccursCruise, Idle