Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSDODGE AND RAM2023PROMASTER 3500 2D CAB CHASSISREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANS948TE/9HP48 - DTCS P1D91-00 TO P2802-00
2023 Dodge and Ram ProMaster 3500 2D Cab Chassis
948TE/9HP48 - DTCS P1D91-00 To P2802-00
2023 Dodge and Ram ProMaster 3500 2D Cab ChassisSECTION 948TE/9HP48 - DTCS P1D91-00 To P2802-00
- DTC Troubleshooting
- P1D91-00-Incorrect Gear Ratio - Clutch 3 Defective
- P1D92-00-Incorrect Gear Ratio - Clutch 4 Defective
- P1D93-00-Incorrect Gear Ratio - Clutch 5 Defective
- P1D94-00-TCM Internal SBW Calibration Mismatch
- P1D95-00-TCM Clutch Failure Undetermined
- P1D98-00-Incorrect Gear Ratio Clutch B Or D Defective
- P1D99-00-Incorrect Gear Ratio Clutch B Or E Defective
- P1D9E-00-Incorrect Gear Ratio Clutch C Or E Defective
- P1D9F-00-Incorrect Gear Ratio Clutch D Or E Defective
- P1DA3-00-Incorrect Gear Ratio Clutch B D Or E Defective
- P1DA5-00-Incorrect Gear Ratio Clutch C D Or E Defective
- P1DA9-00-Transmission Fluid Temperature Rationality
- P1DAB-00-Vehicle Speed Undetermined
- P1DAC-00-Engine Speed Undetermined
- P1DAD-00-Input Shaft-Output Shaft Direction Correlation
- P1DAF-00-Incompatible Limp In Action Requested
- P1DB1-00-TCM System Voltage Excessively Low
- P1DB2-00-Actuator Supply Voltage A Circuit
- P1DB3-00-TCM Ecu Reset-Recovery Occurred
- P1DB6-00-Vehicle Speed Signal Performance
- P1DB7-00-Torque Converter Clutch Performance
- P1DB8-00-Unintended Torque Applied While In Neutral
- P1DB9-00-TCM Ecu Reset Extended Low Voltage
- P1DC6-00-TCM Not Programmed
- P1DC8-00-Clutch Temp Threshold Achieved AUTOSTICK Inhibit
- P1DCD-00-TCM Monitoring Processor Performance Multiple Clutches Locked Up
- P1DCE-00-TCM Monitoring Processor Performance Incorrect Driving Direction
- P1DCF-00-TCM Monitoring Processor Performance UNALLOWED Park Engagement Due To Abs Failure
- P1DD0-00-TCM Monitoring Processor Performance UNALLOWED Park Engagement
- P1DD2-00-Torque Request Signal From TCM Denied
- P1DDC-00-TCM Monitoring Processor Performance UNALLOWED Reverse Engagement
- P1DDD-00-TCM Monitoring Performance Unable To Disengage Drive Or Reverse
- P1DDE-00-Ignition Run/Start Input 1/2 Correlation
- P1DEB-00-Incorrect Gear Displayed Due To Incorrect Gear Ratio
- P1DF3-00-Ecu Not Initialized
- P1DF8-00-Actual Decrease Of Engine Torque High
- P1DFB-00-Transmission Range Sensor No Input
- P1E23-00 - Incorrect Gear Ratio - Clutch 6 Defective
- P215C-00-Output Shaft Speed Wheel Speed Correlation
- P2763-00-Torque Converter Clutch Pressure Control Solenoid Control Circuit High
- P2764-00-Torque Converter Clutch Pressure Control Solenoid Control Circuit Low
- P2784-00-Input Speed Sensor 1-2 Correlation
- P2802-00-Transmission Range Sensor B Circuit Low
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.