Conditions for Running the DTC

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

DTCs related to the following system/component = Not Set
- B34 Engine Coolant Temperature Sensor
- B52 Heated Oxygen Sensor
- B66 Intake Air Temperature Sensor
- B74 Manifold Absolute Pressure Sensor
- B75C Multifunction Intake Air Sensor
- Q17 Fuel Injector
- Q38 Throttle Body
- Engine Misfire
- Fuel Trim System
Calculated Catalyst Temperature = Colder than 900°C (1, 652°F)
Deceleration Fuel Cut-Off = Active
Engine Speed = 950 to 2, 550 RPM
Evaporative Emission (EVAP) Purge System = Inactive
Fuel Control Loop Status = Closed Loop
Ignition Voltage = Greater than 10 V
MAF Sensor = 3 to 20 g/s

Frequency the DTC runs = Once - After the running conditions are met - 3 Attempts per drive cycle