C1328
Electro-Hydraulic General Pressure Sensor Failure
C1328 is an OBD-II diagnostic trouble code meaning: Electro-Hydraulic General Pressure Sensor Failure. Common causes: pressure sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- The ESP/ABS fault warning light comes on
- Deterioration of the stabilization system
- Problems with electric power steering
- Unusual noises from the hydraulic unit
Causes
- Pressure sensor malfunction
- Open or short circuit in wiring harness
- Poor contact in the sensor connector
- Problems with the hydraulic system (leaks, air)
- Control module malfunction
How to Fix
- Check the level and condition of the hydraulic fluid
- Visually inspect the sensor and wiring harness for damage.
- Check the contacts in the sensor connector
- Measure the resistance and reference voltage of the sensor
- Read sensor operating parameters through a diagnostic scanner
- If necessary, replace the sensor or repair the wiring harness
Related codes
FAQ
What does the C1328 code mean?
C1328 is an OBD-II diagnostic trouble code that indicates: Electro-Hydraulic General Pressure Sensor Failure
What causes a C1328 error code?
The most common causes of C1328 include: Pressure sensor malfunction; Open or short circuit in wiring harness; Poor contact in the sensor connector; Problems with the hydraulic system (leaks, air).
How do I fix a C1328 diagnostic trouble code?
To fix C1328: Check the level and condition of the hydraulic fluid. Visually inspect the sensor and wiring harness for damage.. Check the contacts in the sensor connector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C1328?
Do not drive — repair immediately
How much does it cost to fix C1328?
The estimated repair cost for C1328 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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