P0864
P0864: Transmission Control Module (TCM) Range/Performance Problem
📖 What Does P0864 Mean?
Symptoms
- • Transmission hesitation
- • slipping
- • or difficulty shifting gears
- • unusual noises
- • or the check engine light comes on.
Common Causes
- • Faulty transmission solenoid
- • faulty TCM
- • faulty transmission sensor
- • low transmission fluid level
- • or clogged transmission filter.
Possible Solutions
1. Check transmission fluid level and condition. 2. Scan for any other trouble codes. 3. Test transmission solenoids and sensors. 4. Replace faulty solenoids or sensors. 5. Update TCM software if necessary.
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❓ Common Questions About P0864
Can I drive with code P0864?
You can drive for a short time, but should address code P0864 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix P0864?
The estimated repair cost for code P0864 is between $200 and $1000. 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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View Best Sellers ↗Related Diagnostic Codes
Other codes that may appear with P0864
P0862: Transmission Control Module (TCM) - Low Transmission Fluid Pressure
P0863: Transmission Control Module (TCM) - Low Transmission Fluid Pressure
P0865: Transmission Control Module (TCM) Range/Performance Problem
P0866: Transmission Control Module (TCM) Range/Performance Problem
💡 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