P0845
P0845: Transmission Control Module (TCM) Range/Performance Problem
📖 What Does P0845 Mean?
Symptoms
- • Transmission slips
- • hesitates
- • or fails to engage gears
- • unusual noises
- • or the check engine light is illuminated.
Common Causes
- • Faulty transmission range sensor
- • faulty transmission pressure sensor
- • wiring issues
- • or a problem with the transmission control module itself.
Possible Solutions
1. Check and clear any trouble codes. 2. Inspect and clean the transmission range sensor and transmission pressure sensor. 3. Check and repair any wiring issues. 4. Replace the faulty sensor or module if necessary.
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❓ Common Questions About P0845
Can I drive with code P0845?
You can drive for a short time, but should address code P0845 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix P0845?
The estimated repair cost for code P0845 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 P0845
P0843: Transmission Control Module (TCM) Range/Performance Problem
P0844: Transmission Control Module (TCM) Range/Performance Problem
P0846: Transmission Control Module (TCM) Range/Performance Issue
P0847: 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