P0798moderate severityPowertrain
Pressure Control Solenoid C Electrical
on 2023 Chevrolet Bolt EUV 65 kWh Single Motor FWD · FWD
What this code means
An electrical fault is detected in the pressure control solenoid C circuit. The circuit shows open, short, or out-of-range values.
Symptoms
- Harsh or erratic shifting
- Transmission warning light on
- Possible limp mode
Common causes
- Faulty pressure control solenoid C
- Open or shorted solenoid wiring
- Corroded connector
- Faulty transmission control module
Diagnostic steps
- Scan for electrical fault code
- Inspect solenoid connector and wiring
- Measure solenoid resistance
- Check for shorts to power or ground
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