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 P1134: HO2S TRANSITION TIME RATIO - 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 P0106, P0107, P0108, P0112, P0113, P0117, P0118, P0122, P0123, P0125, P0128, P0201-P0204, P0220, P0300-P0304, P0315, P0336, P0442, P0446, P0452, P0453, P0455, P0496, P0506, P0507, P0601, P0602 or P1621 are not set.
- The ECT sensor parameter is more than 158°F (70°C).
- The engine speed is 1000-3500 RPM.
- The Ignition 1 signal parameter is more than 11 volts.
- The Engine Run Time parameter is more than 200 seconds.
- The engine is operating in closed loop.
- The TP angle is 6-40 percent.
- The EVAP control system is commanded open for more than 35 percent.
- The MAP sensor parameter is between 10-104 kPa.
- The purge learned memory is more than approximately 0.78.
- The Fuel Level sensor parameter is more than 10 percent.
- The Air Flow Calculated parameter is more than 15 g/s.
- The above conditions are met for 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.