Fault Code C0940
Code meaning, symptoms, possible causes, part number, and estimated cost.
C0940
Power Steering Control Module Internal Fault
This code indicates an internal fault in the Power Steering Control Module (electric or hydro-electronic). This fault can lead to partial or complete loss of power steering, making steering difficult and dangerous. Repair should only be done at a qualified garage.
Part Details
Part Name
Power Steering Control Module
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪2500 - ₪9000
Engine Location
Within the electric power steering unit or near the power steering pump
Symptoms
- Power steering warning light illuminated
- Very heavy steering
- Intermittent loss of power steering
- Noises from steering system
Possible Causes
- 1Internal module failure
- 2Module software (firmware) malfunction
- 3Physical damage to the module
- 4Severe voltage issue to the module
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