P1294
High Side Open Bank No. 2
Severity
🔴 HighCan you drive?
Do not drive — repair immediately
Approx. repair cost
$6–56 (est.)
Symptoms
- Unstable engine operation
- Power Loss
- Increased fuel consumption
- Check Engine light comes on
- The engine may stall
Causes
- Broken or damaged wiring
- Faulty relay or fuse
- Problems with the engine control unit
- Contact corrosion
- Malfunction of fuel injectors
How to Fix
- Check the integrity of wiring and contacts
- Check relays and fuses
- Diagnose the engine control unit
- Replace damaged components
- Clean contacts from corrosion