What is code P1351 mean?

What is code P1351 mean?

The Powertrain Control Module (PCM) detects an open in the Ignition Control Module (ICM) Possible symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1351 Gmc Description The Ignition Control Module (ICM) has independent power and ground circuits.

What is the ignition control module?

The ignition control module (ICM) gathers information from a triggering device (usually the crankshaft position sensor or camshaft position sensor) to determine your vehicle’s base ignition timing. It is responsible for switching the ignition coil(s) on and off to fire the spark plugs.

What are the signs of a bad ignition module?

Signs of a Bad Ignition Module

• Acceleration Issues. The vehicle may shake, vibrate or jerk when the gas pedal is pressed. There may be hesitation or lack of power during increases in speed.
• Temperature Problems. A faulty ignition module can cause a vehicle to overheat.
• No Power. The engine may turn over without starting.

How do you know if you have a bad ignition control module?

Symptoms of a Bad or Failing Electronic Spark Control

1. Engine performance issues. One of the first symptoms of a problem with the ignition module are engine performance issues.
2. Engine stalling. Another symptom of a problematic ESC module is the engine stalling.
3. Car not starting or engine not sparking.

What are the symptoms of a bad ignition coil?

If your car is experiencing any of the problems listed below, you may have a faulty ignition coil on your hands:

• Engine misfires.
• Rough idle.
• A decrease in car power, especially in acceleration.
• Poor fuel economy.
• Difficulty starting the engine.
• Check engine light is on.
• Exhaust backfiring.
• Increased hydrocarbon emissions.

How much does it cost to replace ignition module?

How Much Does an Ignition Control Module Replacement Cost? A replacement ignition control module can cost anywhere between $50 and $250. Labor costs can range anywhere between $70 and $90. Remember that these are only rough estimates, and you’ll have to factor in expenses for other related repairs.

What happens when the ignition module goes bad?

a faulty ignition module can affect ignition timing, resulting in an engine that misfires and runs rough. the engine may also run well at low speed, but won’t accelerate well. 3. stalling: a failing ignition module can occasionally prevent the engine from getting spark, causing it to stall.

What happens when your ignition control module goes bad?

What causes the ignition control module to fail?

The number one reason that ignition modules go bad is because of heat. On most of the cars that have a recurring problem with this, they have the original distributor in the car. As the distributor ages and wears, the bushing in the shaft goes goes bad and starts to cause excessive heat.