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Home >> Chevrolet >> 2001 >> Impala Base, 3.8 K >> Repair and Diagnosis >> External Pages >> Different car >> Section 63 (Automatic Transaxle Diagnosis - 4T65-E) >> Diagnostic Tests >> DTC P1810: Transmission Fluid Pressure Manual Valve Position Switch Malfunction >> Test Description

Test Description

WARNING: This page is about a different car, the 2002 Oldsmobile Intrigue and 2001 Oldsmobile Intrigue. 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. 3

    This step tests the indicated range signal to the manual valve range actually selected.

  2. 6

    This step tests for correct voltage from the PCM to the transaxle in-line 20-way connector.

  3. 7

    This step tests for a short together between signal circuit "A" and signal circuits "B" or "C".

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