B: Transmission Fluid/Oil Temperature (TFT/TOT) Sensor

Pinpoint Test B - Transmission Fluid Temperature (TFT) Sensor

DTC List: P1711 - TFT Sensor On-Board Diagnostic Test Range
P0712 - TFT Sensor Circuit Shorted
P0713 - TFT Sensor Circuit Open
P1783 - Transmission Overtemp Indicated (127°C [270°F])

NOTE: This pinpoint test is intended to diagnose the TFT sensor electrical system only. To prevent replacement of good components, be aware that the following areas may be at fault:

Engine - Cooling
Electrical - Battery, Wiring Harnesses
Transmission - Internal Components, Cooling, Fluid

Internal Harness Diagram:

This pinpoint test is intended to diagnose the following components:

Transmission wiring harness, TFT, SIGNAL RETURN
Powertrain control module (PCM) - 1 2A650

Pinpoint Test B: TFT Sensor - B1-B4:

Pinpoint Test B: TFT Sensor - B5:

Pinpoint Test B: TFT Sensor - B6-B7: