P0842
P0842: Transmission Control Module (TCM) Range/Performance Problem
📖 What Does P0842 Mean?
Symptoms
- • Transmission slips
- • hesitation
- • or hesitation during shifting
- • unusual noises
- • or difficulty shifting into gear.
Common Causes
- • Faulty transmission control module
- • faulty transmission range sensor
- • faulty transmission pressure sensor
- • faulty transmission temperature sensor
- • or faulty transmission solenoid.
Possible Solutions
1. Clear the code and monitor the vehicle to see if the problem persists. 2. Check and replace the faulty sensor or module. 3. Check and replace the transmission fluid. 4. Check for any other related codes.
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❓ Common Questions About P0842
Can I drive with code P0842?
You can drive for a short time, but should address code P0842 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix P0842?
The estimated repair cost for code P0842 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 P0842
P0840: Transmission Control Module (TCM) Range/Performance Problem
P0841: Transmission Control Module (TCM) Range/Performance Problem
P0843: Transmission Control Module (TCM) Range/Performance Problem
P0844: 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