Auto Shift Manual Adaptive Learning at Limit
The P2788 code means the vehicle's onboard diagnostic system has detected: Auto Shift Manual Adaptive Learning at Limit. This is a minor severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- Advanced
- Estimated cost
- $100 - $300 (TCM reset/reflash)
Read and clear transmission codes. Many trans codes are caused by low or burnt fluid -- check level and color before assuming the worst.
Basic scanners only read engine codes. This reads transmission, ABS, and airbag too.
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Common Symptoms
- Check Engine Light illuminated
- Harsh or erratic transmission shifting
- Transmission may enter limp mode
- Delayed gear engagement
- Abnormal transmission behavior
Probable Causes (Ranked by Likelihood)
- Faulty sensor or solenoid in the affected circuit High
- Wiring fault or connector corrosion High
- Low or degraded transmission fluid Medium
- Valve body issue Medium
- TCM/PCM malfunction Low
Frequently Asked Questions
What does P2788 mean?
P2788 indicates: auto shift manual adaptive learning at limit. This code is set by the transmission control module when it detects an issue with this specific circuit or component.
Can I drive with P2788?
Yes, but schedule a repair soon.
How much does it cost to fix P2788?
Estimated repair costs are $100 - $300. The specific cost depends on whether the fix involves a sensor replacement, wiring repair, or more extensive transmission work.
Mechanics Guide Step-by-step diagnosis
Step-by-Step Diagnostic Procedure
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Scan for codes and confirm P2788 with freeze frame data
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Check transmission fluid level and condition
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Inspect wiring and connectors for the affected circuit
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Test the specific sensor or actuator identified in the code description
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Check for related technical service bulletins for your vehicle
Sources 1
This page is built from documented references. Verify against your own service info before repair work.
- SAE J2012Diagnostic Trouble Code Definitions (defines the generic OBD-II code ranges)
Commonly Affected Vehicles
- 2012-2020 Ford F-150 10R80 10-Speed Auto
- 2014-2022 Chevrolet Silverado 10L80 10-Speed Auto
- 2011-2019 Ram 1500 8HP70 8-Speed Auto
- 2015-2021 Jeep Grand Cherokee 8HP70 8-Speed Auto
- 2013-2021 BMW X5 ZF 8HP 8-Speed Auto
Related Codes
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