Front Passenger Side Door Entry Lock Function does not Operate: Procedure

1. When the master switch's door control switch is operated, check that the locked doors unlock. Refer to OPERATION CHECK .

   OK

   Locked doors unlock.

NG → See step   10 

OK: Go to next step 

1. Using the Techstream, read the Data List. Refer to DATA LIST / ACTIVE TEST .
   PASSENGER DOOR
   
   

   Tester Display	Measurement Item/Display	Normal Condition	Diagnostic Note
   Lock Position SW	Passenger side door lock position switch signal / ON or OFF	ON: Passenger side door is unlocked OFF: Passenger side door is locked	-

   OK

   On the Techstream screen, item changes between ON and OFF according to above chart.

NG → See step   13 

OK: Go to next step 

1. Using the Techstream, read the Data List. Refer to DATA LIST / ACTIVE TEST .
   PASSENGER DOOR
   
   

   Tester Display	Measurement Item/Display	Normal Condition	Diagnostic Note
   Outside Handle Trigger SW	Front passenger side door outside handle lock switch / ON or OFF	ON: Front passenger side door outside handle lock switch is pushed OFF: Front passenger side door outside handle lock switch is not pushed	-

   OK

   On the Techstream screen, item changes between ON and OFF according to above chart.

NG → See step   5 

OK: Go to next step 

1. Replace the front door ECU RH with a new one or normally functioning one. Refer to COMPONENTS .
2. Check that the entry function operates normally. Refer to OPERATION CHECK .

   OK

   Operates normally

NG → See step   12 

OK → END (FRONT DOOR ECU RH IS DEFECTIVE) 

Fig 1: Identifying Front Door Outside Handle RH Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Switch Condition	Specified Condition
   a2-3 (TRG+) - a2-1 (TRG-)	ON	Below 1 Ω
   a2-3 (TRG+) - a2-1 (TRG-)	OFF	10 kΩ or higher

NG → See step   11 

OK: Go to next step 

Fig 2: Identifying N1 ECU Connector Terminals And A2 Handle Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the N1 ECU connector.
2. Disconnect the a2 handle connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Condition	Specified Condition
   N1-20 (TRG+) - a2-3 (TRG+)	Always	Below 1 Ω
   a2-3 (TRG+) - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

Fig 3: Identifying a2 & a1 Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the a2 handle connector.
2. Disconnect the a1 oscillator connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Condition	Specified Condition
   a1-9 (TRG-) - a2-1 (TRG-)	Always	Below 1 Ω
   a2-1 (TRG-) - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

1. Replace the door electrical key oscillator with a new one or normally functioning one. Refer to COMPONENTS .
2. Check that the entry function operates normally. Refer to OPERATION CHECK .

   OK

   Operates normally

NG → See step   9 

OK → END (DOOR ELECTRICAL KEY OSCILLATOR IS DEFECTIVE) 

1. Replace the front door ECU RH with a new one or normally functioning one. Refer to COMPONENTS .
2. Check that the entry function operates normally. Refer to OPERATION CHECK .

   OK

   Operates normally

NG → See step   12 

OK → END (FRONT DOOR ECU RH IS DEFECTIVE)