The 1990 Chevy Celebrity engine is distributorless, the ignition is handled by a combination of the engine control module(computer) and the ignition control module. You did not mention which engine the car has. If your car has the 4 cylinder engine the ignition control module is below the intake manifold at the rear of the engine. You can follow the spark plug wires to it. The coils are mounted to the ignition control module. If your car has the V6 the ignition control module is near the starter and again you can follow the spark plug wires to it. Again the coils are mounted to the ignition control module.
Which engine does your car have?
All 1987 to 1990 Chevy Celebrity engines use distributorless ignition. Timing is controlled by the engine control module in conjunction with the ignition module. There is no provision for adjustment.
the ignition control module is operated by the pcm,the pcm tells the ignition control module when to energize the coils to enable spark
On the V6 the ignition module is under the distributor cap.
The coils are bolted to the ignition control module, there is no coil wire as such.
I would suspect a failing ignition control module.
You can replace the ignition control module and the crankshaft position sensor as required.
The 1994 Ford Aerostar ignition control module is located on the firewall in the engine compartment. The ignition control module will be on the drivers side of the firewall.
The 1987 Chevy Celebrity has distributor less ignition. The timing is controlled by the engine control module and there is no provision for adjustment.
Remove the wiring harness from your 1995 Chevy Blazer ignition control module. Remove the ignition control module retaining screws. Reverse the process to install your new ignition control module.
You can find the Ford Focus ignition control module beneath the drivers side dashboard. The ignition control module will be above the accelerator pedal.
The ignition control module sit directly below the distributor.
Where is the ignition control module located in my 1992 Crown Victoria
The 1988 Chevy Celebrity uses distributorless ignition. There is no provision to alter timing, the engine control module takes care of that.
ignition control module is under the distributor cap
The ignition module on a 1988 Chevy Celebrity with 2.5 engine is on the side of the block beneath the intake manifold. You can simply follow the spark plug wires to it. As information the crankshaft position sensor is behind the ignition module.
Where is ignition control module on a 2001 mercury sable
Only the EEC-IV ignition systems ( 1991 to 1995) use an external ICM (ignition control module) . From 1996 on with the EEC-V system the ignition control module is incorperated into the power control module (PCM) mounted in your firewall on the passenger side.
A Mercedes-Benz 300SE ignition control module can be obtained from most Mercedes-Benz dealerships. The ignition control module, can be purchased at most auto-parts stores.
The ignition switch is part of the WCM (wireless control module).The ignition switch is part of the WCM (wireless control module).
where is the ignition control module loacted on a 1997 chevy cavalier
how do you repace the Ignition Module
To replace the ignition module in your Celebrity: Unplug the wires, take note of where they go so you can put them back in the correct place. Remove the screws that hold the ignition module in place. If the old module was coated with dielectric grease on the mounting surface put fresh dielectric grease on the replacement ignition module. Put the new ignition module in place and attach with the screws. Plug the wires back in their respective places.
Timing on a 1987 thru 1990 Chevy Celebrity 2.8/3.1 engine is controlled by the ignition control module along with the engine control module. There is no provision or specification for manually adjusting the timing on these distributor-less models.