T O P I C R E V I E W
|
96232
Member # 9375
|
posted
Is it possible for the distributor to malfunction, I have replaced the TFI unit, the coil, the plugs, and the spark plug wires. The car is an 89 GT. It runs like it has a dead cylinder. It intermittantly will run great and cut back to running like crap. I just replaced the coil with a MSD one because the plugs when tested outside the car would spark except for #5 which would intermittantly spark and all the plugs had a weak spark.
Any input would be appriciated, Thanks
|
Secnd2nun64
Member # 1431
|
posted
Try replacing the cap and rotor.
|
96232
Member # 9375
|
posted
Did that about 4K miles ago
|
Secnd2nun64
Member # 1431
|
posted
Have you done a compression and leak down test on the cylinders?
Are you sure it's spark related? Any type of MSD box on there? [ May 22, 2010, 04:14 AM: Message edited by: Secnd2nun64 ]
|
96232
Member # 9375
|
posted
compression test done about a month or two ago all cylinders around 180 psi, no MSD box....
|
fasthatch
Member # 7277
|
posted
quote: Originally posted by 96232: Is it possible for the to malfunction, I have replaced the TFI unit, the coil, the plugs, and the spark plug wires. The car is an 89 GT. It runs like it has a dead cylinder. It intermittantly will run great and cut back to running like crap. I just replaced the coil with a MSD one because the plugs when tested outside the car would spark except for #5 which would intermittantly spark and all the plugs had a weak spark.
Any input would be appriciated, Thanks
YES THE PICK UP IN THE distributor CAN BE GOING BAD AN CAUSE A MISFIRE
|
96232
Member # 9375
|
posted
well, its running better wen the MAF is unplugged, so That migh be a problem....
|