Parking Light/Daytime Running Light Circuit [03/2017 - ]: Procedure

1. Check the illumination of each parking lights and daytime running lights.

   Result

   Result	Proceed to
   LH side parking light and daytime running light does not illuminate.	A
   RH side parking light and daytime running light does not illuminate.	B

Result: 

B 

See step  4

Result: 

A 

See step  2

1. Using the Techstream, perform the Active Test.

   Refer to DATA LIST / ACTIVE TEST [03/2017 - 04/2020] , or refer to DATA LIST / ACTIVE TEST [04/2020 - 05/2023] , or refer to DATA LIST / ACTIVE TEST [05/2023 - ]

   Body Electrical > HL AutoLeveling > 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 > HL AutoLeveling > Active Test 

   Tester Display
   Clearance Light

   Body Electrical > HL AutoLeveling > Active Test 

   Tester Display
   Daytime Running Light

   OK

   Parking lights and daytime running lights illuminate.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [03/2017 - 05/2023]  , or refer to  PROBLEM SYMPTOMS TABLE [05/2023 - ] 

Result: 

NG 

See step  3

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

   Refer to DISASSEMBLY [03/2017 - ]

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

   Refer to OPERATION CHECK [03/2017 - 04/2020] , or refer to OPERATION CHECK [04/2020 - 05/2023] , or refer to OPERATION CHECK [05/2023 - ]

   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  DISASSEMBLY [03/2017 - ] 

Result: 

NG 

REPLACE NO. 1 HEADLIGHT ECU SUB-ASSEMBLY LH. Refer to  REMOVAL [03/2017 - 05/2023]  , or refer to  REMOVAL [05/2023 - ] 

1. Using the Techstream, perform the Active Test.

   Refer to DATA LIST / ACTIVE TEST [03/2017 - 04/2020] , or refer to DATA LIST / ACTIVE TEST [04/2020 - 05/2023] , or refer to DATA LIST / ACTIVE TEST [05/2023 - ]

   Body Electrical > HL AutoLeveling (Sub) > 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 > HL AutoLeveling (Sub) > Active Test 

   Tester Display
   Clearance Light

   Body Electrical > HL AutoLeveling (Sub) > Active Test 

   Tester Display
   Daytime Running Light

   OK

   Parking lights and daytime running lights illuminate.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [03/2017 - 05/2023]  , or refer to  PROBLEM SYMPTOMS TABLE [05/2023 - ] 

Result: 

NG 

See step  5

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

   Refer to DISASSEMBLY [03/2017 - ]

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

   Refer to OPERATION CHECK [03/2017 - 04/2020] , or refer to OPERATION CHECK [04/2020 - 05/2023] , or refer to OPERATION CHECK [05/2023 - ]

   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  DISASSEMBLY [03/2017 - ] 

Result: 

NG 

REPLACE NO. 1 HEADLIGHT ECU SUB-ASSEMBLY RH. Refer to  REMOVAL [03/2017 - 05/2023]  , or refer to  REMOVAL [05/2023 - ]