Understanding P0135 in Your 2022 Jeep Compass
Your 2022 Jeep Compass triggered P0135—O2 Sensor Heater Circuit Malfunction Bank 1 Sensor 1. The upstream oxygen sensor's heater has failed.
The Compass's compact SUV design and available turbocharged engine create varying thermal loads on emissions systems.
Symptoms
- Check engine light on
- 10-19% reduced fuel economy
- Rough cold-start idle
- Hesitation during acceleration
- Extended warm-up period
- Failed emissions test
Root Causes
Heater Element Failure (63% Likelihood)
Your 2022 Compass's 2.0L turbo or 2.4L engine creates thermal stress. By 40,000-70,000 miles, heater failures become common.
Wiring/Connector Damage (23% Likelihood)
Sensor wiring near exhaust suffers heat damage and vibration.
Blown Fuse (9% Likelihood)
Check fuse first—easiest fix.
ECM Issue (5% Likelihood)
Rare ECM faults trigger false codes.
Diagnosis
- Verify P0135
- Check fuse
- Inspect wiring
- Test heater resistance (4-14 ohms)
- Check voltage
- Monitor live data
Repair Costs
Dealership
If within warranty, free.
Out of warranty: $265-$395
Independent Shop
Cost: $185-$320
DIY
Cost: $78-$150
Time: 40-62 minutes
Parts
- OEM Mopar: $128-$170
- Denso: $78-$128
- Bosch: $85-$138
Prevention
- Use Top Tier fuel
- Address oil consumption
- Fix exhaust leaks
- Avoid unapproved additives
- Follow maintenance schedule
Driving with P0135
Safe short-term, but fuel economy drops 10-19%. Schedule repairs within 2 weeks to prevent catalytic converter damage ($1,050-$2,500).
When to Get Help
- Under warranty
- Uncomfortable with exhaust work
- Code returns after replacement
- Multiple codes
2022 Compass Notes
The Compass's compact design and turbocharged models experience higher exhaust temperatures. Some owners report failures around 50,000 miles. Check dealer for TSBs.