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DTC P0705: Transmission Range Switch (Multiple Shift-position Input)

NOTE: This code is caused by an electrical circuit problem and cannot be caused by a mechanical problem in the transmission.
  1. Turn the ignition switch to ON (II).
  2. Move the shift lever through all positions, monitor the ATPP, ATPR, ATPN, ATPD, ATPD3, ATP2-1, ATPS, ATPFWD, and ATPRVS inputs with the HDS.

    Check for an ON-input that should be OFF in the specific position base on the following tables.

    FLOW REFERENCE CHART

    Seven-position Transmission
      ATP P ATP R ATP N ATP D ATP D3 ATP 2-1 ATP FWD ATP RVS
    P ON OFF OFF OFF OFF OFF OFF OFF
    R OFF ON OFF OFF OFF OFF OFF ON
    N OFF OFF ON OFF OFF OFF OFF OFF
    D OFF OFF OFF ON OFF OFF ON OFF
    D3 OFF OFF OFF OFF ON OFF ON OFF
    2 OFF OFF OFF OFF OFF ON ON OFF
    1 OFF OFF OFF OFF OFF ON OFF OFF
    FLOW REFERENCE CHART

    Five-position Transmission
      ATP P ATP R ATP N ATP D ATP S ATP FWD ATP RVS
    p ON OFF OFF OFF OFF OFF OFF
    R OFF ON OFF OFF OFF OFF ON
    N OFF OFF ON OFF OFF OFF OFF
    D OFF OFF OFF ON OFF ON OFF
    S OFF OFF OFF OFF ON ON OFF

    Are there any failed ON-inputs? 

    YES  -Go to step 3.

    NO  -Intermittent failure, the system is OK at this time.

  3. Disconnect the transmission range switch connector.
  4. Check that the failed input-signal remains ON with the HDS.

    Does the failed input-signal remain ON? 

    YES  -Go to step 5.

    NO  -Replace the transmission range switch, (see TRANSMISSION RANGE SWITCH REPLACEMENT )

  5. Turn the ignition switch to LOCK (0).
  6. Jump the SCS line with the HDS.
  7. Disconnect PCM connector B (49P).
  8. Check for continuity between transmission range switch connector terminal of the failed ON-input wire and body ground.
    CONTINUITY REFERENCE CHART

    Seven-position Transmission
      ATP P ATP R ATP N ATP D ATP D3 ATP 2-1 ATP FWD ATP RVS
    PCM B14 B15 B13 B22 B16 B17 B29 B23
    Range Switch 2 8 3 9 4 10 7 6
    Wire Color GRN WHT RED PNK BLU BRN YEL ORN
    FIVE-POSITION TRANSMISSION REFERENCE CHART

    Five-position Transmission
      ATP P ATP R ATP N ATP D ATP S ATP FWD ATP RVS
    PCM B14 B15 B13 B22 B16 B29 B23
    Range Switch 2 8 3 9 4 7 6
    Wire Color GRN WHT RED PNK BLU YEL ORN

    Is there continuity? 

    YES  -Repair a short in the wire between the transmission range switch connector and the PCM.

    NO  -Go to step 9.

  9. Check for continuity between the failed ON-input line terminal and all other terminals at the transmission range switch connector in the table in step 8.

    Is there continuity between any terminals? 

    YES  -Repair a short in the wires between the transmission range switch connector and the PCM.

    NO  -Replace the PCM.

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