DTC B2255: Slide Door Closer Switch LH Malfunction: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Rear Left Door / Data List.
5. Read the Data List according to the display on the Techstream.
   REAR LEFT DOOR
   
   

   Tester Display	Measurement Item / Range	Normal Condition	Diagnosis Note
   Half Switch	Status of the half latch switch / OFF or ON	ON: Slide door open → just before half latched OFF: Slide door half latched → fully closed	-
   Full Switch	Status of the full latch switch / OFF or ON	ON: Slide door open → just before fully closed OFF: Slide door fully closed	-

   OK

   When the switch is operating, the Techstream should display as shown in the above table.

NG → See step   2 

OK → See step   4 

1. Disconnect the J11 power slide door lock assembly LH connector.
2. Measure the resistance according to the value(s) in the table below.
   Fig 1: Inspecting Power Slide Door Lock Assembly LH (Full Latch Switch, Half Latch Switch)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard Resistance

   Half Latch Switch 

   FULL LATCH SWITCH
   
   

   Tester Connection	Condition	Specified Condition
   6 (FUL) - 7 (E1)	Open	Below 1 Ω
   6 (FUL) - 7 (E1)	Half latch	Below 1 Ω
   6 (FUL) - 7 (E1)	Full latch	10 kΩ or higher
   6 (FUL) - 7 (E1)	Over latch	10 kΩ or higher

   Tester Connection	Condition	Specified Condition
   5 (HAF) - 7 (E1)	Open	Below 1 Ω
   5 (HAF) - 7 (E1)	Half latch	10 kΩ or higher
   5 (HAF) - 7 (E1)	Full latch	10 kΩ or higher
   5 (HAF) - 7 (E1)	Over latch	10 kΩ or higher

NG → See step   5 

OK: Go to next step 

1. Disconnect the J8 power slide door ECU LH connector.
2. Disconnect the J11 power slide door lock assembly LH connector.
3. Measure the resistance according to the value(s) in the table below.
   Fig 2: Checking Rear Door Wire LH (Power Slide Door Lock Assembly LH - Power Slide Door ECU LH)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   TEXT IN ILLUSTRATION
   
   

   *1	Rear Door Wire LH	-	-
   *a	Front view of wire harness connector (to Power Slide Door Lock Assembly LH)	*b	Front view of wire harness connector (to Power Slide Door ECU LH)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   J11-6 (FUL) - J8-5 (FUL)	Always	Below 1 Ω
   J11-5 (HAF) - J8-12 (HAF)	Always	Below 1 Ω
   J11-7 (E1) - Body ground	Always	Below 1 Ω
   J11-6 (FUL) - Body ground	Always	10 kΩ or higher
   J11-5 (HAF) - Body ground	Always	10 kΩ or higher

NG → See step   6 

OK → See step   4