SYMPTOMS OF A FAULTY IGNITION MODULE - CAR REPAIR MANUALS AND TIPS.
The symptoms you describe (one ignition coil not operating) despite having a new coil installed would be a good indication that the ignition module has probably failed. MARK'S CORNER - AUTO REPAIR HELP: Ignition Control Module by Mark Davidson. Can an ignition module begin to fail slowly producing these kind of symptoms prior to complete failure? Bad Ignition Control Unit Symptoms 928 Forum carries the activation signal from the distributor to this Bosch module. Might want to look into changing your ignition module, but this is not a job for everyone. The only part I can think of regarding ignition that hasn't been changed since I put the 393 in, is the TFI module. What are the symptoms of a defective ignition module? If a module is defective, the vehicle is usually completely . What are the symptoms of a defective ignition module? China symptom of a bad gm electronic spark control module Manufacturer and symptom of a bad gm electronic spark control module Supplier. just like the title says what are the symptoms of failing ignition control module?