P1897
CVT Driven Pulley Pressure Control Valve Circuit High
Severity
🔴 HighCan you drive?
Do not drive — repair immediately
Approx. repair cost
$33–167 (est.)
Symptoms
- Incorrect gear shifting or jerking when driving
- Transmission transition to emergency mode
- Check engine light comes on
- Reduced vehicle dynamics
- Increased transmission noise
Causes
- Short circuit to positive in the valve control circuit
- Valve control circuit open
- Malfunction of driven pulley pressure solenoid valve
- Problems with the wiring harness or connectors
- Transmission control module (TCM) malfunction
How to Fix
- Check valve control circuit integrity
- Check the resistance of the driven pulley pressure valve
- Inspect connectors and wiring harness for damage
- Check the functionality of the transmission control module
- If necessary, replace the faulty valve or wiring