P1847
2-3 Shift Solenoid Circuit High Input Voltage
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)
Symptoms
- Incorrect gear shifting
- Delays when switching to 3rd gear
- Transmission of the gearbox into emergency mode
- Increased engine speed when switching
- Check Engine Light Illuminates
Causes
- Short circuit in solenoid circuit
- Shift solenoid malfunction
- Wiring Harness Problems
- Transmission control module (TCM) malfunction
- Poor connection or corrosion in connectors
How to Fix
- Check the continuity of the solenoid circuit
- Check solenoid resistance
- Inspect connectors and wiring harness for damage
- Replace shift solenoid if necessary
- Check and, if necessary, replace the transmission control unit