Pressure Switch Assembly
Install Jumper Harness (J39775) to transmission 20-pin connector. Compare resistance of pressure switches with gear selector in each position to known values. See Fig 2. If resistance values are the same as chart, problem is intermittent. If resistance values are not the same, complete chart until problem is found.
TRANSMISSION COMPONENT RESISTANCE SPECIFICATIONS
| Component | Ohms | |
|---|---|---|
| Pressure Control Solenoid | 3-7 | |
| TCC Solenoid | 21-33 | |
| TCC PWM & 3-2 Control Solenoid | 10-15 | |
| 1-2 & 2-3 Shift Solenoids | 19-31 | |
| TFT Sensor | ||
| At 68°F (20°C) | 3088-3942 | |
| At 212°F (100°C) | 159-198 | |
| Vehicle Speed Sensor | ||
| At 68°F (20°C) | 1150-1250 | |
| At 212°F (100°C) | 1725-1825 | |