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Power Source Mode does not Change to ON (ACC) [06/2015 - ]: Procedure

CHECK FOR DTC

Using the Techstream, check for DTCs.

Body Electrical > Power Source Control > Trouble Codes

Body Electrical > Smart Key > Trouble Codes

Result

Result	Proceed to
DTCs are not output	A
Smart key system (for Start Function) DTCs are output	B

Result:

B

GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2015 - ]

Result:

A

See step 2

CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) - JUNCTION BLOCK ASSEMBLY LH)
See step 3

Result

Proceed to

OK

NG

Result:

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

Result:

OK

See step 3
CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (ACC RELAY)
See step 4

Result

Proceed to

OK

NG

Result:

NG

REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to REMOVAL [06/2015 - 11/2018] , or refer to REMOVAL [11/2018 - ]

Result:

OK

See step 4
CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
See step 5

Result

Proceed to

OK

NG

Result:

OK

USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2015 - 11/2018] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ]

Result:

NG

REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to REMOVAL [06/2015 - 11/2018] , or refer to REMOVAL [11/2018 - ]