How To Proceed With Troubleshooting [07/2015 - ]: Procedure

Result

Result:  1

NEXT 

See step  2

1. Measure the auxiliary battery voltage.

   Standard voltage

   11 to 14 V

   If the voltage is below 11 V, replace or recharge the auxiliary battery before proceeding to the next step.

   Result

   Proceed to
   NEXT

Result:  1

NEXT 

See step  3

1. Use the Techstream to check if the CAN communication system is functioning normally.

   Result

   Result	Proceed to
   CAN DTC is not output	A
   CAN DTC is output	B

Result:  2

B 

GO TO CAN COMMUNICATION SYSTEM 

Refer to HOW TO PROCEED WITH TROUBLESHOOTING [07/2015 - ]

Result:  1

A 

See step  4

Refer to DTC Check / Clear. Refer to DTC CHECK / CLEAR [07/2015 - ] 

1. Check for DTCs and note any codes that are output.
2. Clear the DTCs.
3. Recheck for DTCs. Based on the DTCs output in the first step, try to reproduce the lane departure alert system (w/ steering control) DTCs by simulating the conditions indicated by the DTCs.

   Result

   Result	Proceed to
   DTCs are not output	A
   DTCs are output	B

Result:  2

B 

GO TO DTC CHART 

Refer to DIAGNOSTIC TROUBLE CODE CHART [07/2015 - ] 

Result:  1

A 

See step  5

1. Refer to Problem Symptoms Table. Refer to PROBLEM SYMPTOMS TABLE [07/2015 - ] 

   Result

   Result	Proceed to
   Fault is not listed in problem symptoms table	A
   Fault is listed in problem symptoms table	B

Result:  2

B 

See step  8

Result:  1

A 

See step  6

1. Terminals of ECU. Refer to TERMINALS OF ECU [07/2015 - ] 
2. Data List / Active Test. Refer to DATA LIST / ACTIVE TEST [07/2015 - ] 

   Result

   Proceed to
   NEXT

Result:  1

NEXT 

See step  7

Result

Result:  1

NEXT 

See step  8

Result

Result:  1

NEXT 

END