GM Service Manual Online
For 1990-2009 cars only

4L60-E Component Resistance Chart

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 ohms

24-31 ohms

Greater than 250 K ohms

2-3 Shift Solenoid Valve

B, E

19-24 ohms

24-31 ohms

Greater than 250 K ohms

TCC Solenoid Valve

T, E

21-26 ohms

26-33 ohms

Greater than 250 K ohms

TCC PWM Solenoid Valve

U, E

10-11 ohms

13-15 ohms

Greater than 250 K ohms

3-2 Shift Solenoid Valve Assy.

S, E

20-24 ohms

29-32 ohms

Greater than 250 K ohms

Pressure Control Solenoid Valve

C, D

3-5 ohms

4-7 ohms

Greater than 250 K ohms

Transmission Fluid Pressure (TFP) Manual Valve Position Switch

Refer to Pressure Switch Assembly Resistance Check .

*Transmission Fluid Temperature (TFT) Sensor

M, L

3088-3942 ohms

159.3-198.0 ohms

Greater than 10 M ohms

Vehicle Speed Sensor

A, B VSS CONN

1470-2220 ohms

1800-2820 ohms

Greater than 10 M ohms

*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 Sensor portion of Electronic Component Description .