Parking Light/Daytime Running Light Circuit [09/2019 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the engine switch on (IG).
3. Enter the following menus: Body Electrical / AFS / Active Test.
4. Perform the Active Test according to the display on the Techstream.

   Body Electrical > AFS > Active Test 

   Tester Display	Measurement Item	Control Range	Diagnostic Note
   Clearance Light	Parking lights	OFF or ON	-
   Daytime Running Light	Daytime running lights	OFF or ON	-

   Body Electrical > AFS > Active Test 

   Tester Display
   Clearance Light

   Body Electrical > AFS > Active Test 

   Tester Display
   Daytime Running Light

   OK

   Parking lights and daytime running lights illuminate.

   Result

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

Result: 

A 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [09/2019 - 08/2020]  , or refer to  PROBLEM SYMPTOMS TABLE [08/2020 - 12/2021]  , or refer to  PROBLEM SYMPTOMS TABLE [12/2021 - ] 

Result: 

C 

See step  3

Result: 

B 

See step  2

1. Interchange the headlight unit assembly LH with RH and connect the connectors.

   Refer to REMOVAL [09/2019 - 08/2020] , or refer to REMOVAL [08/2020 - ]

2. Check that the parking light LH and daytime running light LH operate normally.

   OK

   Parking light LH and daytime running light LH operate normally.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE HEADLIGHT UNIT ASSEMBLY LH. Refer to  REMOVAL [09/2019 - 08/2020]  , or refer to  REMOVAL [08/2020 - ] 

Result: 

NG 

REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH. Refer to  REMOVAL [09/2019 - 08/2020]  , or refer to  REMOVAL [08/2020 - ] 

1. Interchange the headlight unit assembly RH with LH and connect the connectors.

   Refer to REMOVAL [09/2019 - 08/2020] , or refer to REMOVAL [08/2020 - ]

2. Check that the parking light RH and daytime running light RH operate normally.

   OK

   Parking light RH and daytime running light RH operate normally.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE HEADLIGHT UNIT ASSEMBLY RH. Refer to  REMOVAL [09/2019 - 08/2020]  , or refer to  REMOVAL [08/2020 - ] 

Result: 

NG 

REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH. Refer to  REMOVAL [09/2019 - 08/2020]  , or refer to  REMOVAL [08/2020 - ]