P1357 Cadillac Code - Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 7
Quick Answer
When the diagnostic trouble code P1357 appears on a Cadillac vehicle, it indicates that there is an issue with the Ignition Control Module (ICM) output being high or a pulse being detected when the cylinder 7 is grounded. Common causes include Faulty ignition control module, Wiring issues or poor connections, Malfunctioning ignition coil. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1357 Cadillac indicates Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 7.
- Common causes
- Common causes include Faulty ignition control module, Wiring issues or poor connections, Malfunctioning ignition coil.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P1357 Cadillac Description
When the diagnostic trouble code P1357 appears on a Cadillac vehicle, it indicates that there is an issue with the Ignition Control Module (ICM) output being high or a pulse being detected when the cylinder 7 is grounded. This code specifically points towards a malfunction in the ignition system, which plays a crucial role in starting the engine and maintaining its performance. The ignition control module is responsible for controlling the ignition coil, which generates the spark needed to ignite the air-fuel mixture in the combustion chamber.
Common Causes of P1357 Cadillac
- Faulty ignition control module
- Wiring issues or poor connections
- Malfunctioning ignition coil
- Ground circuit problems
- Engine overheating leading to electrical issues
Symptoms of P1357 Cadillac
- Engine misfires
- Rough idling
- Decreased fuel efficiency
- Loss of power
- Illumination of the check engine light
How to Fix P1357 Cadillac
- Begin by performing a thorough inspection of the ignition control module, ignition coil, and related wiring for any visible signs of damage or wear.
- Test the ignition control module and ignition coil using a multimeter to check for proper functionality.
- Check the ground circuit for any loose connections or corrosion that may be affecting the electrical flow.
- Replace the faulty ignition control module, ignition coil, or repair any wiring issues as needed.
- Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1357 Cadillac
The cost of repairing a P1357 code on a Cadillac can vary depending on the specific cause of the issue and the labor rates in your area. On average, the repair costs for this type of problem can range from $200 to $500, including parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple sources to get a more accurate estimate for your particular situation.
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