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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1007 (Automatic Transmission - 4L80-E/4L85-E (Introduction, Service & Replacement)) >> Specifications >> Component Resistance

Component Resistance

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.
Component Resistance

Component Pass Thru Pins Resistance at 20°C Resistance at 100°C Resistance to Ground (Case)
1-2 Shift Solenoid Valve A, E 19-24 Ω 24-31 Ω Greater than 250 K Ω
2-3 Shift Solenoid Valve B, E 19-24 Ω 24-31 Ω Greater than 250 K Ω
TCC PWM Solenoid Valve S, E 10-11 Ω 13-15 Ω Greater than 250 K Ω
Pressure Control Solenoid Valve C, D 3-5 Ω 4-7 Ω Greater than 250 K Ω
*Transmission Fluid Temperature (TFT) Sensor M, L 3088-3942 Ω 159.3-198.0 Ω Greater than 10 M Ω
Vehicle Speed Sensor (AT ISS/AT OSS) A, B 1420 Ω @ 25°C 2140 Ω @ 150°C Greater than 10 M Ω
*
IMPORTANT: The resistance of this device is necessarily temperature dependent and will therefore vary far more than any other device. Refer to Transmission Fluid Temperature (TFT) Sensor Specifications .