Rear Door Courtesy Switch Circuit [08/2013 - ]: 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 / Main Body / Data List.
5. Read the display on the Techstream.
   MAIN BODY
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   RR Door Courtesy SW	Rear door courtesy light switch RH signal/ON or OFF	ON: Rear door RH open OFF: Rear door RH closed	-
   RL Door Courtesy SW	Rear door courtesy light switch LH signal/ON or OFF	ON: Rear door LH open OFF: Rear door LH closed	-

   OK

   Normal conditions listed above are displayed.

   Result

   Result	Proceed to
   OK	A
   Rear door courtesy light switch LH or RH does not operate	B

B → See step   2 

A → See step   5 

1. Remove the rear door courtesy light switch assembly. Refer to REMOVAL [08/2013 - 12/2013] .
2. Inspect the rear door courtesy light switch assembly. Refer to INSPECTION [08/2013 - ] .

   OK

   Rear door courtesy light switch assembly is normal.

   Result

   Result	Proceed to
   OK (for Rear LH)	A
   OK (for Rear RH)	B
   NG	C

B → See step   4 

C → See step   7 

A: Go to next step 

1. Disconnect the I13 main body ECU (multiplex network body ECU) connector.
2. Disconnect the N15 rear door courtesy light switch assembly LH connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   N15-1 - I13-1 (LCTY)	Always	Below 1 Ω
   N15-1 - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → See step   6 

1. Disconnect the I13 main body ECU (multiplex network body ECU) connector.
2. Disconnect the O16 rear door courtesy light switch assembly RH connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   O16-1 - I13-6 (RCTY)	Always	Below 1 Ω
   O16-1 - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → See step   6