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.
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HOMESERVICE MANUALSINFINITI2008EX35 BASE, AWDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM - DTCS U1000 TO P0153P0132, P0152 A/F SENSOR 1DTC LOGICDTC DETECTION LOGIC
2008 Infiniti EX35 Base, AWD
DTC Detection Logic
2008 Infiniti EX35 Base, AWDSECTION DTC Detection Logic
To judge the malfunction, the diagnosis checks that the A/F signal computed by ECM from the A/F sensor 1 signal is not inordinately high.
DTC DETECTING CONDITION AND POSSIBLE CAUSE REFERENCE
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible Cause |
|---|---|---|---|
| P0132 | Air fuel ratio (A/F) sensor 1 (bank 1) circuit high voltage |
|
|
| P0152 | Air fuel ratio (A/F) sensor 1 (bank 2) circuit high voltage |
RENDER: 1.0x
NO RELATED
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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.