P167D GMC Code - Control Module Ignition Coil Internal Circuit
Quick Answer
The Engine Control Module (ECM) detects a condition with the integrated circuits of the Ignition Coil driver Module for greater than 4 seconds, or a cumulative of 30 seconds. Common causes include Faulty Ignition Coil driver Module, Ignition Coil driver Module harness is open or shorted, Ignition Coil driver Module circuit poor electrical connection. 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
- P167D GMC indicates Control Module Ignition Coil Internal Circuit.
- Common causes
- Common causes include Faulty Ignition Coil driver Module, Ignition Coil driver Module harness is open or shorted, Ignition Coil driver Module circuit poor electrical connection.
- 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.
Code P167D GMC Description
What are the Possible Causes of the DTC P167D GMC?
- Faulty Ignition Coil driver Module
- Ignition Coil driver Module harness is open or shorted
- Ignition Coil driver Module circuit poor electrical connection
How to Fix the DTC P167D GMC?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P167D GMC code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P167D GMC Code
1. What are common symptoms of OBDII code P167D GMC?
- Common symptoms include engine misfires, rough idling, poor acceleration, and a decrease in fuel efficiency.
2. What causes OBDII code P167D GMC to trigger?
- This code is typically triggered by a fault in the internal circuit of the ignition coil control module.
3. How can I diagnose the issue causing OBDII code P167D GMC?
- To diagnose the issue, you can use a diagnostic scanner to retrieve the code and then perform further testing on the ignition coil and control module.
4. Can a faulty spark plug cause OBDII code P167D GMC?
- Yes, a faulty spark plug can contribute to the triggering of this code as it can lead to misfires and put strain on the ignition coil control module.
5. Is it safe to continue driving with OBDII code P167D GMC present?
- It is not recommended to continue driving with this code present as it can lead to further damage to the engine and other components.
6. How can I repair OBDII code P167D GMC?
- The repair typically involves replacing the faulty ignition coil control module and addressing any underlying issues such as faulty spark plugs or wiring.
7. Can I reset OBDII code P167D GMC with a simple disconnecting of the battery?
- While disconnecting the battery may temporarily clear the code, it is important to address the root cause of the issue to prevent it from reoccurring.
8. Are there any DIY tips for addressing OBDII code P167D GMC?
- DIY enthusiasts can attempt to replace the ignition coil control module themselves if they have the necessary tools and knowledge, but professional help is recommended for accurate diagnosis and repair.
9. How much does it cost to repair OBDII code P167D GMC at a mechanic?
- The cost of repair can vary depending on the labor rates and the price of parts, but it is advisable to budget for a few hundred dollars for this type of repair.
10. Can a regular maintenance schedule help prevent OBDII code P167D GMC?
- Yes, following a regular maintenance schedule that includes checking and replacing spark plugs, ignition coils, and related components can help prevent issues leading to this code.
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