📖 What Does P0387 Mean?
Symptoms
- • Rough idling
- • decreased engine performance
- • decreased fuel efficiency
- • engine misfire
- • decreased power
- • and decreased acceleration.
Common Causes
- • Faulty spark plug
- • faulty ignition coil
- • faulty fuel injector
- • faulty oxygen sensor
- • faulty ignition module
- • or a vacuum leak.
Possible Solutions
1. Check and replace the spark plug if faulty. 2. Check and replace the ignition coil if faulty. 3. Check and replace the fuel injector if faulty. 4. Check and replace the oxygen sensor if faulty. 5. Check and replace the ignition module if faulty. 6. Check for vacuum leaks and repair if necessary.
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❓ Common Questions About P0387
Can I drive with code P0387?
You can drive for a short time, but should address code P0387 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix P0387?
The estimated repair cost for code P0387 is between $100 and $500. This includes parts and labor for most makes and models.
Is this code easy to fix myself?
This repair is considered moderate. It may require specialized tools or significant disassembly. Professional help is recommended if you aren't an experienced DIYer.
Required Parts
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Other codes that may appear with P0387
P0385: Ignition System Misfire
P0386: Ignition System Misfire
P0388: Ignition System Misfire
P0389: Ignition System Misfire
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system