Conditions For Setting DTC
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- the ECM detects that the MAF sensor signal is more than 4.8 volts. This equals a MAF value of more than 490 g/s.
- The condition is met for more than 2 seconds.