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.
2016 Fiat 500L Easy, Automatic TransFACTORY OEM SERVICE PROCEDURE
Module, Electric Power Steering (EPS)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| C1000-98 | EPS OVER TEMPERATURE - COMPONENT OR SYSTEM OVER TEMPERATURE |
| C1001-48 | INTERNAL ERROR - SUPERVISION SOFTWARE FAILURE |
| C1001-49 | EPS - INTERNAL ELECTRONIC FAILURE |
| C1002-25 | ABSOLUTE POSITION SENSOR - SIGNAL SHAPE/WAVEFORM FAILURE |
| C1003-86 | VEHICLE SPEED SIGNAL - SIGNAL INVALID |
| C1004-49 | TORQUE SENSOR ERROR - INTERNAL ELECTRONIC FAILURE |
| C1005-86 | STATUS LAMP FAILURE BCM - SIGNAL INVALID |
| C1006-01 | ELECTRIC MOTOR - GENERAL ELECTRICAL FAILURE |
| C1007-87 | STATUS_C_PCM FROM PCM ABSENT - MISSING MESSAGE |
| C1008-54 | ABSOLUTE STEERING POSITION SENSOR NOT CALIBRATED- MISSING CALIBRATION |
| C1009-09 | EPS PERMANENT FAULT - COMPONENT FAILURE |
| C100A-86 | CRC FROM ASR3 MESSAGE NOT VALID - SIGNAL INVALID |
| C100B-61 | MESSAGE COUNTER FROM ASR3 MESSAGE NOT VALID - SIGNAL CALCULATION FAILURE |
| C100B-86 | MESSAGE COUNTER FROM ASR3 MESSAGE NOT VALID - SIGNAL INVALID |
| C100C-86 | MAX TIME TORQUE REQUEST FROM ABS - SIGNAL INVALID |
| C100D-86 | TORQUE REQUEST STUCK FROM ABS - SIGNAL INVALID |
| C100E-86 | MAX VALUE OR EXOR FROM ABS - SIGNAL INVALID |
| C100F-86 | TOC STATUS ERROR FROM ABS - SIGNAL INVALID |
| C1010-08 | ASR3 MESSAGE FROM ABS - BUS SIGNAL/MESSAGE FAILURE |
| C1010-87 | ASR3 MESSAGE FROM ABS - MISSING MESSAGE |
| C1011-87 | STATUS B CAN FROM ABS - MISSING MESSAGE |
| C1012-86 | MAX RATE FROM ABS - SIGNAL INVALID |
| C1200-16 | BATTERY VOLTAGE - BELOW THRESHOLD |
| C1200-17 | BATTERY VOLTAGE - ABOVE THRESHOLD |
| C1214-55 | EOL VEHICLE CONFIGURATION - NOT CONFIGURED |
| C1230-51 | BCM PROXI NOT PROGRAMMED - NOT PROGRAMMED |
| U0001-87 | CAN C BUS - NO SIGNAL |
| U0001-88 | CAN C BUS OFF |
| U1700-86 | IMPLAUSIBLE DATA RECEIVED FROM BCM |
| U1700-87 | LOST COMMUNICATION WITH BCM |
| U1701-86 | IMPLAUSIBLE DATA RECEIVED FROM PCM |
| U1701-87 | LOST COMMUNICATION WITH PCM |
| U1706-87 | LOST COMMUNICATION WITH ABS |
Factory Service Tools
Use the Manual With the Right Hardware
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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.