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 MANUALSCHEVROLET2001CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 133 (ENGINE CONTROLS SELF-DIAGNOSTICS - 2.2L)DIAGNOSTIC TESTSDTC P0133: HO2S SLOW RESPONSE - SENSOR 1CONDITIONS FOR RUNNING DTC
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F
Conditions For Running DTC
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Conditions For Running DTC
WARNING: This page is about a different car, the 2003 Pontiac Sunfire, 2003 Pontiac Grand Am, 2003 Oldsmobile Alero, and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
- DTCs P0105, P0107, P0108, P0112, P0113, P0117, P0118, P0122, P0123, P0125, P0128, P0201-P0204, P0300, P0301-P0304, P0336, P0440, P0442, P0446, P0452, P0453, P0506, P0507, P0601, P0602, P1441 or P1621 are not set.
- The ECT sensor parameter is more than 70°C (158°F).
- The Ignition 1 signal parameter is more than 10 volts.
- The Fuel Level sensor parameter is more than 10 percent.
- The Engine Run Time parameter is more than 200 seconds.
- The Engine Speed parameter is 1000-3500 RPM.
- The MAP sensor parameter is 10-104 kPa.
- The Air Flow Calculated parameter is more than 15 g/s.
- The Loop Status parameter is closed.
- The TP sensor parameter is 5-40 percent.
- The EVAP Purge Solenoid command is more than 35 percent.
- The above conditions are met for more than 60 seconds.
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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.