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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Automatic Transmission - 6L50/6L80/6L90 - DTC P0989 To DTC P2764) >> DTC P0989 or P0990 >> Typical Scan Tool Data

Typical Scan Tool Data

WARNING: This page is about a different car, the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Cadillac Escalade EXT, 2007 Cadillac Escalade ESV, and 2007 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
TFP Switches

Circuit Short to Ground Open/High Resistance Short to Voltage
Operating Conditions:  Engine running, normal operating temperature
Parameter Normal Range:  12 Volts = Hi, 0 Volts = Low
TFP Switch 1 Low Hi Hi
TFP Switch 3 Low Hi Hi
TFP Switch 4 Low Hi Hi
TFP Switch 5 Low Hi Hi