Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSJEEP2009COMPASS LIMITED, ED3, AWD, AUTOMATIC CVTREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMDTCS P0122 TO P0222 (GAS)P0133-O2 SENSOR 1/1 SLOW RESPONSEDIAGNOSTIC TEST
2009 Jeep Compass Limited, ED3, AWD, Automatic CVT
Diagnostic Test
2009 Jeep Compass Limited, ED3, AWD, Automatic CVTSECTION Diagnostic Test
- EXHAUST LEAK
- Perform the diagnostic procedure for CHECKING THE EXHAUST SYSTEM FOR LEAKS. Refer to Non-DTC Diagnostics/Driveability - Gas - Diagnosis and Testing
.
Were any exhaust leaks found?
Yes
- Repair as necessary.
- Perform the PCM VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure .
No
- Go to step 2
- Perform the diagnostic procedure for CHECKING THE EXHAUST SYSTEM FOR LEAKS. Refer to Non-DTC Diagnostics/Driveability - Gas - Diagnosis and Testing
.
- DTC IS ACTIVE NOTE: Check for contaminants that may have damaged the O2 Sensor: contaminated fuel, unapproved silicone, oil and coolant.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.