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

1. When the master switch assembly's door control switch is operated, check that the locked doors unlock.
   RESULT
   
   

   Result	Proceed to
   Door locks operate normally	OK
   Door locks do not operate normally	NG

NG → See step   10 

OK: Go to next step 

1. Using the Techstream, read the Data List.
   PASSENGER DOOR (FRONT DOOR ECU RH)
   
   

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

   OK

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

NG → See step   12 

OK: Go to next step 

1. Using the Techstream, read the Data List.
   PASSENGER DOOR (FRONT DOOR ECU RH)
   
   

   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 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.

   OK

   Operates normally

NG → REPLACE CERTIFICATION ECU 

OK → END (FRONT DOOR ECU RH IS DEFECTIVE) 

Fig 1: Inspecting Front Door Outside Handle RH

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 A2 Handle Connector And N1 ECU Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

   Standard resistance

   Tester Connection	Condition	Specified Condition
   a2-3 (TRG+) - N1-20 (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 A1 Oscillator Connector And A2 Handle Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the a1 oscillator 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
   a2-1 (TRG-) - a1-9 (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.

   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.

   OK

   Operates normally

NG → REPLACE CERTIFICATION ECU 

OK → END (FRONT DOOR ECU RH IS DEFECTIVE)