P0801
Reverse Inhibit Control Circuit Malfunction
Generic code
Transmission System
High severity
Hard repair
Free on OBD DashX
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What P0801 means
- The fault code P0801 indicates that there is an issue with the circuit that controls the reverse inhibit solenoid. This may cause the transmission to not engage into reverse.
Possible symptoms
- Unable to engage reverse gear
- Illuminated check engine light
- Delayed engagement of reverse gear
- Harsh shifting or slipping during gear changes
Possible causes
- Faulty reverse inhibit solenoid
- Faulty wiring or connections in the circuit
- Loose or corroded electrical connections
- Failed transmission control module (TCM)
Related parts
- Reverse Gear Solenoid: Reverse Gear Solenoid engages the reverse gear in an automatic transmission system when commanded by the user. Problems lead to difficulty in shifting in reverse gear
Possible solutions
- Replace the reverse inhibit solenoid
- Check and repair any damaged wiring or connections
- Tighten or clean any loose or corroded electrical connections
- Replace the transmission control module (TCM) if necessary
Free on OBD DashX
P0801 on OBD DashX
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