P0957
Auto Shift Manual Mode Circuit Low
Generic code
Transmission System
High severity
Hard repair
Free on OBD DashX
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What P0957 means
- The fault code P0957 suggests that the transmission control module (TCM) has determined that the adaptive learning shift control has reached its limit, resulting in the illuminated check engine light. This fault code may cause the vehicle's transmission to shift improperly or not at all.
Possible symptoms
- Illuminated check engine light
- Harsh or delayed shifting
- Transmission slipping or failure to engage
- Reduced fuel efficiency
- Vehicle stuck in a particular gear
Possible causes
- Faulty shift solenoids
- Malfunctioning transmission control module (TCM)
- Damaged wiring or electrical connections in the transmission system
- Low transmission fluid level or dirty transmission fluid
Related parts
- Auto Shift:
Possible solutions
- Check and replace any faulty shift solenoids
- Replace the transmission control module (TCM) if necessary
- Inspect and repair any damaged wiring or electrical connections in the transmission system
- Check and replace the transmission fluid or perform a transmission fluid flush if necessary
Free on OBD DashX
P0957 on OBD DashX
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