TE12 - Check TFT Circuit For Short to VPWR

- Key "OFF".

- Transmission connector disconnected.

- Breakout box installed, Powertrain Control Module (PCM) disconnected.

- Measure resistance between Transmission Fluid Temperature (TFT) test pin 49 and test pins 37/57 at breakout box.

- Is each resistance greater than 10,000 ohms?

Yes -- Replace PCM. Remove breakout box. Reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)

No -- Service short circuit(s). Remove breakout box. Reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)