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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 2000 (Automatic Transmission - 4T45-E - DTC P0973 To DTC P2797) >> DTC P1876 or P1877 >> Typical Scan Tool Data

Typical Scan Tool Data

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.
Up and Down Shift Enable Switch Circuit Parameter Data

Circuit Short to Ground Open/High Resistance Short to Voltage
Operating Conditions:  Turn ON the ignition, with the engine OFF
Parameter Normal Range:  Driver Shift Request - Upshift, Downshift, Invalid, or None Driver Shift Control - Active, or Inactive
Driver Shift Control Inactive Inactive Inactive
Driver Shift Request None Invalid Invalid