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Home >> Toyota >> 2009 >> Corolla S, 1.8 L, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Automatic Transmission - U341E) >> Automatic Transaxle System >> DTC P0705 Transmission Range Sensor Circuit Malfunction (PRNDL Input) >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK HARNESS AND CONNECTOR (BATTERY - PARK/NEUTRAL POSITION SWITCH) 
    1. Disconnect the park/neutral position switch connector.
    2. Turn the ignition switch to ON.
    3. Measure the voltage according to the value(s) in the table below.

    Standard voltage 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Switch Condition Specified Condition
    B88-2 (RB) - Body ground Ignition switch ON 11 to 14 V

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Fig 1: Identifying Park/Neutral Position Switch Connector Terminals (RB)
    G06012014Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: Go to next step 

  2. CHECK HARNESS AND CONNECTOR (OUTPUT SIGNAL) 
    1. Turn the ignition switch to ON.
    2. Measure the voltage according to the value(s) in the table below.

    Standard voltage 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Switch Condition Specified Condition
    B88-4 (B) - Body ground Ignition switch ON 11 to 14 V

    Result 

    RESULT CHART

    Result Proceed to
    OK A
    NG B

    B: Go to step  8

    Fig 2: Identifying Park/Neutral Position Switch Connector Terminals (B)
    G06012015Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    A: Go to next step 

  3. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY 
    1. Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Shift Position Specified Condition
    4-5 P and N Below 1 Ω
    Except P and N 10 kΩ or higher
    2-6 P Below 1 Ω
    Except P 10 kΩ or higher
    2-1 R Below 1 Ω
    Except R 10 kΩ or higher
    2-9 N Below 1 Ω
    Except N 10 kΩ or higher
    2-7 D and 3 Below 1 Ω
    Except D and 3 10 kΩ or higher
    2-3 2 Below 1 Ω
    Except 2 10 kΩ or higher
    2-8 L Below 1 Ω
    Except L 10 kΩ or higher
    Fig 3: Identifying Park/Neutral Position Switch Connector Terminals
    G06012016Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY  (See REMOVAL )

    OK: Go to next step 

  4. CHECK HARNESS AND CONNECTOR (PARK/NEUTRAL POSITION SWITCH - ECM) 
    1. Connect the park/neutral position switch connector.
    2. Disconnect the ECM connectors.
    3. Turn the ignition switch to ON, and measure the voltage according to the value(s) in the table below when the shift lever is moved to each position.

    Standard voltage 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Shift Position Specified Condition
    B31-73 (P) - Body ground P 11 to 14 V
    Except P Below 1 V
    B31-54 (N) - Body ground N 11 to 14 V
    Except N Below 1 V
    B31-53 (R) - Body ground R 11 to 14 V*
    Except R Below 1 V
    B31-56 (D) - Body ground D and 3 11 to 14 V
    Except D and 3 Below 1 V
    B31-55 (2) - Body ground 2 11 to 14 V
    Except 2 Below 1 V
    B31-74 (L) - Body ground L 11 to 14 V
    Except L Below 1 V
    Fig 4: Identifying B31 ECM Connector Terminals
    G06012017Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    HINT:

    *: The voltage will drop slightly due to lighting up of the back up light.

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  5. CHECK HARNESS AND CONNECTOR (PARK/NEUTRAL POSITION SWITCH - TRANSMISSION CONTROL SWITCH) 
    1. Disconnect the transmission control switch connector of shift lock control unit assembly.
    2. Turn the ignition switch to ON, and measure the voltage according to the value(s) in the table below when the shift lever is moved to each position.

    Standard voltage 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Shift Position Specified Condition
    1 - Body ground D and 3 11 to 14 V
    Except D and 3 Below 1 V

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Fig 5: Identifying Transmission Control Switch Connector Terminals
    G06011358Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: Go to next step 

  6. INSPECT SHIFT LOCK CONTROL UNIT ASSEMBLY (TRANSMISSION CONTROL SWITCH) 
    1. Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position.

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Shift Position Specified Condition
    1-2 3 and 2 Below 1 Ω
    Except 3 and 2 10 kΩ or higher

    Result 

    RESULT CHART

    Result Proceed to
    OK A
    NG B
    Fig 6: Identifying Transmission Control Switch Connector Terminals
    G06011359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    B: REPLACE SHIFT LOCK CONTROL UNIT ASSEMBLY  (See DISASSEMBLY )

    A: Go to next step 

  7. CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL SWITCH - ECM) 
    1. Connect the transmission control switch connector of shift lock control unit assembly.
    2. Turn the ignition switch to ON, and measure the voltage according to the value(s) in the table below when the shift lever is moved to each position.

    Standard voltage 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Shift Position Specified Condition
    A50-26 (3) - Body ground 3 11 to 14 V
    Except 3 Below 1 V

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Fig 7: Identifying A50 ECM Connector Terminals
    G06012020Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: REPLACE ECM (for 2ZR-FE)  (See REMOVAL )

  8. CHECK HARNESS AND CONNECTOR (PARK/NEUTRAL POSITION SWITCH - ECM) 
    1. Turn the ignition switch off.
    2. Disconnect the ECM connectors.
    3. Measure the resistance according to the value(s) in the table below.

    Standard resistance (Check for open) 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Condition Specified Condition
    B88-4 (B) - B31-52 (STAR) Always Below 1 Ω

    Standard resistance (Check for short) 

    TESTER CONNECTION SPECIFIED CONDITION CHART

    Tester Connection Condition Specified Condition
    B88-4 (B) or B31-52 (STAR) - Body ground Always 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Fig 8: Identifying Park/Neutral Position Switch And ECM Connector Terminals
    G06012021Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: REPLACE ECM (for 2ZR-FE)  (See REMOVAL )

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