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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Automatic Transaxle Diagnosis - 4T65-E) >> Diagnostic Tests >> DTC P0712: Transmission Fluid Temperature Sensor Circuit (Low Input) >> Test Description

Test Description

WARNING: This page is about a different car, the 2002 Buick Regal, 2002 Buick Century, 2001 Buick Regal, and 2001 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

The numbers listed below refer to step numbers in the diagnostic procedure:

  1. 2

    A value below 0.2 volts indicates the fault is present. A value above 0.2 volts indicates the fault is intermittent.

  2. 3

    A value greater than 4.9 volts indicates the fault is in the transaxle side.

  3. 5

    For resistance at other temperatures, see Figure .

  4. 6

    A value less than 10 k/ohms indicates a short to ground in the harness or sensor. A value greater than 10 k/ohms indicates the condition is intermittent.

  5. 7

    A value less than 10 k/ohms indicates a short together between the TFT signal and ground circuits.

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