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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1949 (Engine Cooling System) >> Diagnostic Information and Procedures >> DTC P0480 or P0481 (LE5) >> Diagnostic Fault Information (LE5)

Diagnostic Fault Information (LE5)

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Low Speed Cooling Fan Relay Control Circuit for Fan AUX Relay P0480 P0480 P0480 -
Coil Voltage Supply Circuit for Fan AUX Relay P0480 P0480 P0480 -
High Speed Cooling Fan Relay Control Circuit for FAN MAIN Relay P0481 - P0481 -
Coil Voltage Supply Circuit for FAN MAIN Relay P0481 P0481 P0481 -
High Speed Cooling Fan Relay Control Circuit for FAN CTRL Relay P0481 - P0481 -
Coil Voltage Supply Circuit FAN CTRL Relay P0481 P0481 P0481 -