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1988 Mercury Grand Marquis LS 5.0L No Start, Surge, Misfire
Posted to Ford Driveability on 1/3/2004 26 Replies

car will run fine cold, once warm will start to misfire and die, will not restart, using a spark tester i learned that it loses all spark. let it sit for a couple of hours and will restart, swaped ign module and coil using known good ones, checked all wiring. ...

26 Replies Received (View Replies)

  Related Documents & Media  1988 Mercury Grand Marquis LS

 
Message Closed w/FIX

car Vehicle Data

1988 Mercury Grand Marquis LS

VIN 2MEBM75F9J
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsNo Start, Surge, Misfire
OccursHot

Trouble Codes

14erratic ignition signal
18spark timing incorrect
Message Closed w/FIX

car Vehicle Data

1988 Mercury Grand Marquis LS

VIN 2MEBM75F9J
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsNo Start, Surge, Misfire
OccursHot

Trouble Codes

14erratic ignition signal
18spark timing incorrect