DTC P0705: Transmission Range Sensor Circuit Malfunction (PRNDL Input): Procedure

1. Disconnect the park/neutral position switch connector.
   Fig 1: Identifying Park/Neutral Position Switch Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Turn the ignition switch to ON.
3. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   C28-2 (RB) - Body ground	Ignition switch ON	11 to 14 V

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Refer to 

1. Turn the ignition switch to ON.
   Fig 2: Identifying Park/Neutral Position Switch Connector Terminals (Output Signal)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   C28-4 (B) - Body ground	Ignition switch ON	11 to 14 V

NG → Refer to   8 

OK: Refer to 

1. Measure the resistance according to the value(s) in the table below.
   Fig 3: Inspecting Park/Neutral Position Switch

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   4 (B) - 5 (L)	Shift lever in P or N	Below 1 Ω
   	Shift lever in other than P and N	10 kΩ or higher
   2 (RB) - 6 (PL)	Shift lever in P	Below 1 Ω
   	Shift lever in other than P	10 kΩ or higher
   1 (RL) - 2 (RB)	Shift lever in R	Below 1 Ω
   	Shift lever in other than R	10 kΩ or higher
   2 (RB) - 9 (NL)	Shift lever in N	Below 1 Ω
   	Shift lever in other than N	10 kΩ or higher
   2 (RB) - 7 (DL)	Shift lever in D or 3	Below 1 Ω
   	Shift lever in other than D and 3	10 kΩ or higher
   2 (RB) - 3 (2L)	Shift lever in 2	Below 1 Ω
   	Shift lever in other than 2	10 kΩ or higher
   2 (RB) - 8 (LL)	Shift lever in L	Below 1 Ω
   	Shift lever in other than L	10 kΩ or higher

NG → Refer to   9 

OK: Refer to 

1. Connect the park/neutral position switch connector.
   Fig 4: Identifying ECM Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the ECM connectors.
3. Turn the ignition switch to ON.
4. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Condition	Specified Condition
   C19-73 (P) - Body ground	Shift lever in P	11 to 14 V
   	Shift lever in other than P	Below 1 V
   C19-53 (R) - Body ground	Shift lever in R	11 to 14 V*
   	Shift lever in other than R	Below 1 V
   C19-54 (N) - Body ground	Shift lever in N	11 to 14 V
   	Shift lever in other than N	Below 1 V
   C19-56 (D) - Body ground	Shift lever D or 3 position	11 to 14 V
   	Shift lever in other than D and 3	Below 1 V
   C19-55 (2) - Body ground	Shift lever in 2n	11 to 14 V
   	Shift lever in other than 2	Below 1 V
   C19-74 (L) - Body ground	Shift lever in L	11 to 14 V
   	Shift lever in other than L	Below 1 V

   HINT: 

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

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Refer to 

1. Disconnect the transmission control switch connector of the shift lock control unit assembly.
   Fig 5: Identifying Transmission Control Switch Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Turn the ignition switch to ON.
3. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Condition	Specified Condition
   F24-9 (NSSD) - F24-8 (E)	Shift lever in D or 3	11 to 14 V
   	Shift lever in other than D and 3	Below 1 V

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Refer to 

1. Measure the resistance according to the value(s) in the table below.
   Fig 6: Identifying Transmission Control Switch Component Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   3 (AT3) - 9 (NSSD)	Shift lever in 3	Below 1 Ω
   	Shift lever in D	10 kΩ or higher

NG → Refer to   10 

OK: Refer to 

1. Connect the transmission control switch connector of the shift lock control unit assembly.
   Fig 7: Identifying ECM Connector A21

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Turn the ignition switch to ON.
3. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Condition	Specified Condition
   A21-26 (ODMS) - Body ground	Shift lever in 3	11 to 14 V
   	Shift lever in other than 3	Below 1 V

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → Refer to   11 

1. Turn the ignition switch off.
   Fig 8: Identifying Park/Neutral Position Switch And ECM Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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	Condition	Specified Condition
   C28-4 (B) - C19-52 (STAR(NSW)	Always	Below 1 Ω

   Standard Resistance (Check for short)

   Tester Connection	Condition	Specified Condition
   C28-4 (B) - Body ground	Always	10 kΩ or higher
   C19-52 (STAR(NSW) - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → Refer to   11