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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 977 (Engine Cooling System) >> Diagnostic Information and Procedures >> DTC B0159: Outside Air Temperature Sensor Circuit Range/Performance >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The IAT input is 10° C (18° F) greater than the ambient air temperature input for 1 second. The diagnostic is run 1 time during each ignition cycle.