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.
2012 Fiat 500 Pop, Automatic TransFACTORY OEM SERVICE PROCEDURE
Module, Transmission Control (TCM) (Code EAB)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| P0561 | SYSTEM VOLTAGE UNSTABLE |
| P0562 | BATTERY/SYSTEM VOLTAGE LOW |
| P0563 | SYSTEM VOLTAGE HIGH |
| P0601 | INTERNAL CONTROL MODULE MEMORY CHECKSUM ERROR |
| P0603 | INTERNAL CONTROL MODULE KEEP ALIVE MEMORY (KAM) ERROR |
| P0604 | INTERNAL CONTROL MODULE RANDOM ACCESS MEMORY (RAM) ERROR |
| P0657 | ACTUATOR SUPPLY VOLTAGE "A" CIRCUIT/OPEN |
| P0705 | TRANSMISSION RANGE SENSOR "A" CIRCUIT (PRNDL INPUT) |
| P0707 | TRANSMISSION RANGE SENSOR "A" CIRCUIT LOW |
| P0708 | TRANSMISSION RANGE SENSOR "A" CIRCUIT HIGH |
| P0711 | TRANSMISSION FLUID TEMPERATURE SENSOR "A" CIRCUIT RANGE/PERFORMANCE |
| P0712 | TRANSMISSION FLUID TEMPERATURE SENSOR "A" CIRCUIT LOW |
| P0713 | TRANSMISSION FLUID TEMPERATURE SENSOR "A" CIRCUIT HIGH |
| P0715 | INPUT/TURBINE SPEED SENSOR "A" CIRCUIT |
| P0717 | INPUT/TURBINE SPEED SENSOR "A" CIRCUIT NO SIGNAL |
| P0720 | OUTPUT SPEED SENSOR CIRCUIT |
| P0722 | OUTPUT SPEED SENSOR CIRCUIT NO SIGNAL |
| P0729 | GEAR 6 INCORRECT RATIO |
| P072D | STUCK IN GEAR 2 |
| P072E | STUCK IN GEAR 3 |
| P072F | STUCK IN GEAR 4 |
| P0731 | GEAR 1 INCORRECT RATIO |
| P0732 | GEAR 2 INCORRECT RATIO |
| P0733 | GEAR 3 INCORRECT RATIO |
| P0734 | GEAR 4 INCORRECT RATIO |
| P0735 | GEAR 5 INCORRECT RATIO |
| P073A | STUCK IN GEAR 5 |
| P073B | STUCK IN GEAR 6 |
| P0741 | TORQUE CONVERTER CLUTCH CIRCUIT PERFORMANCE/STUCK OFF |
| P0742 | TORQUE CONVERTER CLUTCH CIRCUIT STUCK ON |
| P0748 | PRESSURE CONTROL SOLENOID "A" ELECTRICAL |
| P0777 | PRESSURE CONTROL SOLENOID "B" STUCK ON |
| P0778 | PRESSURE CONTROL SOLENOID "B" ELECTRICAL |
| P0797 | PRESSURE CONTROL SOLENOID "C" STUCK ON |
| P0798 | PRESSURE CONTROL SOLENOID "C" ELECTRICAL |
| P0867 | TRANSMISSION FLUID PRESSURE |
| P0868 | TRANSMISSION FLUID PRESSURE LOW |
| P0949 | AUTO SHIFT MANUAL ADAPTIVE LEARNING NOT COMPLETE |
| P0962 | PRESSURE CONTROL SOLENOID "A" CONTROL CIRCUIT LOW |
| P0963 | PRESSURE CONTROL SOLENOID "A" CONTROL CIRCUIT HIGH |
| P0965 | PRESSURE CONTROL SOLENOID "B" CONTROL CIRCUIT RANGE/PERFORMANCE |
| P0966 | PRESSURE CONTROL SOLENOID "B" CONTROL CIRCUIT LOW |
| P0967 | PRESSURE CONTROL SOLENOID "B" CONTROL CIRCUIT HIGH |
| P0970 | PRESSURE CONTROL SOLENOID "C" CONTROL CIRCUIT LOW |
| P0971 | PRESSURE CONTROL SOLENOID "C" CONTROL CIRCUIT HIGH |
| P0973 | SHIFT SOLENOID "A" CONTROL CIRCUIT LOW |
| P0974 | SHIFT SOLENOID "A" CONTROL CIRCUIT HIGH |
| P0976 | SHIFT SOLENOID "B" CONTROL CIRCUIT LOW |
| P0977 | SHIFT SOLENOID "B" CONTROL CIRCUIT HIGH |
| P1C4F | ESM DTC PRESENT |
| P1C50 | INCORRECT TRANSMISSION |
| P1C51 | GEAR 1 INCORRECT RATIO DURING ENGINE BRAKING |
| P1C52 | PRESSURE CONTROL SOLENOID "C" STUCK ON DURING GEAR 1 ENGINE BRAKING |
| P1C53 | PRESSURE CONTROL SOLENOID "D" OR "E" STUCK ON DURING GEAR 1 ENGINE BRAKING |
| P1D84 | ETC SYSTEM FAILURE |
| P2715 | PRESSURE CONTROL SOLENOID "D" STUCK ON |
| P2716 | PRESSURE CONTROL SOLENOID "D" ELECTRICAL |
| P2719 | PRESSURE CONTROL SOLENOID "D" CONTROL CIRCUIT RANGE/PERFORMANCE |
| P2720 | PRESSURE CONTROL SOLENOID "D" CONTROL CIRCUIT LOW |
| P2721 | PRESSURE CONTROL SOLENOID "D" CONTROL CIRCUIT HIGH |
| P2724 | PRESSURE CONTROL SOLENOID "E" STUCK ON |
| P2727 | PRESSURE CONTROL SOLENOID "E" CONTROL CIRCUIT/OPEN |
| P2729 | PRESSURE CONTROL SOLENOID "E" CONTROL CIRCUIT LOW |
| P2730 | PRESSURE CONTROL SOLENOID "E" CONTROL CIRCUIT HIGH |
| P2761 | TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL CIRCUIT/OPEN |
| P2763 | TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL CIRCUIT |
| P2764 | TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL CIRCUIT LOW |
| U0077 | CONTROL MODULE COMMUNICATION BUS OFF |
| U0100 | LOST COMMUNICATION WITH ECM/PCM |
| U0103 | LOST COMMUNICATION WITH ELECTRIC GEAR SHIFT MODULE |
| U0121 | LOST COMMUNICATION WITH ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE |
| U0140 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| U1106 | CAN C SIGNAL MISSING |
| U11BD | IMPLAUSIBLE FRONT WHEEL SPEED SIGNAL RECEIVED |
| U11C0 | IMPLAUSIBLE MANUAL SHIFT LEVER SIGNAL RECEIVED |
| U1400 | IMPLAUSIBLE TPS SIGNAL RECEIVED |
| U1401 | IMPLAUSIBLE ENGINE SPEED SIGNAL RECEIVED |
| U1402 | IMPLAUSIBLE ENGINE TEMPERATURE SIGNAL RECEIVED |
| U1404 | IMPLAUSIBLE STATIC ENGINE TORQUE SIGNAL RECEIVED |
| U1408 | IMPLAUSIBLE BRAKE SIGNAL RECEIVED |
| U140B | IMPLAUSIBLE LEFT REAR WHEEL SPEED SIGNAL RECEIVED |
| U140C | IMPLAUSIBLE RIGHT REAR WHEEL SPEED SIGNAL RECEIVED |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.