P2788 Code - Auto Shift Manual Adaptive Learning At Limit
Quick Answer
The diagnostic trouble code (DTC) P2788 indicates that the automatic transmission's adaptive learning has reached its limit. Common causes include Accumulated wear and tear on transmission components, Driving habits that differ significantly from the adaptive learning parameters, Faulty sensors or solenoids affecting transmission operation. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P2788 indicates Auto Shift Manual Adaptive Learning At Limit.
- Common causes
- Common causes include Accumulated wear and tear on transmission components, Driving habits that differ significantly from the adaptive learning parameters, Faulty sensors or solenoids affecting transmission operation.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P2788 Description
The diagnostic trouble code (DTC) P2788 indicates that the automatic transmission's adaptive learning has reached its limit. In modern vehicles with automatic transmissions, the transmission control module (TCM) continuously monitors and adapts to the driver's driving habits and the vehicle's operating conditions. This adaptive learning process helps optimize shift points, torque converter lock-up, and other transmission functions to provide smoother and more efficient operation.
Common Causes of P2788
- Accumulated wear and tear on transmission components
- Driving habits that differ significantly from the adaptive learning parameters
- Faulty sensors or solenoids affecting transmission operation
- Electrical issues within the transmission control module
- Software glitches or malfunctions in the TCM
Symptoms of P2788
- Harsh or jerky shifting
- Delayed engagement when shifting gears
- Erratic shifting behavior
- Reduced fuel efficiency
- Illumination of the Check Engine Light
How to Fix P2788
- Perform a diagnostic scan with a professional scan tool to retrieve the specific fault codes and data related to the transmission.
- Inspect the transmission fluid level, condition, and perform a fluid flush and filter replacement if necessary.
- Reset the TCM and perform a transmission adaptive learning reset procedure using a compatible scan tool.
- Test drive the vehicle to allow the TCM to relearn the driver's habits and operating conditions.
- If the issue persists, further diagnostics may be needed to identify and address any underlying mechanical or electrical faults within the transmission system.
Cost to Fix P2788
The cost of repairing a P2788 code can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of diagnosing and repairing a transmission-related issue can range from $200 to $1000 or more. This estimate includes parts, labor, and any additional services required. It's important to note that labor rates and parts prices can vary significantly depending on the location, vehicle make and model, and the severity of the problem. It's recommended to consult with a professional mechanic or auto repair shop for a more accurate cost estimate based on your specific circumstances.
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Code P2788 Information for Specific Makes
- P2788 Dodge — Auto Shift Manual Adaptive Learning At Limit
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