C1404 on Citroen: How to Diagnose & Fix
Manufacturer-Specific Chassis Code (Toyota/Lexus: Rear Left Speed Sensor; Dodge/Chrysler: Transfer Case Position Sensor)
1 Citroen model · 1 documented issue · 1 critical · $300-$900 repair
C1404 on Citroen by model: symptoms, diagnosis and fix
The C3 Mark I and II experience electric power steering failures caused by the column-mounted EPS motor and its control ECU. The steering becomes heavy without warning, which is particularly dangerous at low speeds during parking.
Common Symptoms
- Sudden heavy steering
- Power steering warning light
- Intermittent assist loss
- Steering column noise
How to Fix
Replace the EPS motor and control unit assembly. Some specialist repairers can refurbish the ECU by resoldering cracked joints. Check for a Citroën recall on your VIN.
C1404 code reference
General diagnostic-code context. The code alone does not confirm a cause for your vehicle; use the applicable issue card and its sources.
Frequently asked questions
What does C1404 mean on a Citroen?
C1404 stands for "Manufacturer-Specific Chassis Code (Toyota/Lexus: Rear Left Speed Sensor; Dodge/Chrysler: Transfer Case Position Sensor)." C1404 is a manufacturer-specific chassis code whose meaning depends on the maker: on Toyota/Lexus it commonly indicates a rear left wheel speed sensor malfunction, while on Dodge/Chrysler it relates to the transfer case range position sensor circuit (signal low). In general a chassis control module detected an electrical fault or implausible signal in a monitored sensor circuit. Depending on the application this can affect ABS/stability control or four-wheel-drive range selection, and it lights the related warnings. Confirm the exact definition for your specific make and model with a capable scan tool or factory service manual before replacing parts. On Citroen it is documented across 1 model: C3.
What are the most common causes of C1404?
The most common causes of C1404 are: Faulty rear left wheel speed sensor (Toyota/Lexus), Damaged tone/reluctor ring or excessive air gap, Transfer case range position sensor fault (Dodge/Chrysler), Wiring or connector damage / corrosion in the circuit, Open or short circuit (signal low), ABS/stability or transfer-case control module fault. The specific cause varies by vehicle.
How much does it cost to fix C1404 on a Citroen?
Published repair estimates on Citroen range from $300 to $900 depending on the model and root cause. If an issue mentions a recall or campaign, check your VIN with the manufacturer or NHTSA and confirm eligibility and coverage with a dealer.
Looking for C1404 on a different make?
View C1404 across all makes →Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.