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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 135 (ENGINE CONTROLS - SELF DIAGNOSTICS - 8.1L)DIAGNOSTIC TESTSDTC P0101: MASS AIR FLOW SENSOR PERFORMANCECONDITIONS FOR RUNNING DTC
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Conditions For Running DTC
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Conditions For Running DTC
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Suburban, and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Trucks Only
DTCs P0401, P0404, or P0405 are not set. - DTCs P0102, P0103, P0106, P0107, P0108, P0112, P0113, P0120, P0220, P0442, P0443, P0446, P0449, P0455, P0496, or P2135 are not set.
- The engine is cranking or running.
- The ignition 1 signal is between 11 volts and 18 volts.
- The Throttle Position (TP) sensor angle is less than 95 percent.
- The change in the TP sensor angle is less than 5 percent.
- The MAP sensor is less than 80 kPa.
- The change in the MAP sensor is less than 3 kPa.
- The above conditions are met for 1.5 seconds.
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.