Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
How To Proceed With Troubleshooting [11/2015 - 07/2020]: Procedure
- VEHICLE BROUGHT TO WORKSHOP
Result
Proceed to NEXT Result:
NEXT
See step 2
- INSPECT AUXILIARY BATTERY VOLTAGE
- Measure the auxiliary battery voltage with the power switch off.
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:
NEXT
See step 3
- Measure the auxiliary battery voltage with the power switch off.
- CHECK CAN COMMUNICATION SYSTEM*
- Using the Techstream, check if the CAN communication system is functioning normally.
HINT:
Refer to CAN Bus Check in CAN Communication System.
Refer to DIAGNOSIS SYSTEM [11/2015 - 11/2017] , or refer to DIAGNOSIS SYSTEM [11/2017 - 12/2018] , or refer to DIAGNOSIS SYSTEM [12/2018 - 08/2019] , or refer to DIAGNOSIS SYSTEM [08/2019 - 07/2020]
OK
CAN communication system is functioning normally.
Result
Proceed to OK NG
Result:
NG
GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2015 - 12/2018] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2018 - ]
Result:
OK
See step 4
- Using the Techstream, check if the CAN communication system is functioning normally.
- CHECK FOR DTCs* (FORWARD RECOGNITION CAMERA SYSTEM)
HINT:
Refer to DTC Check / Clear.
Refer to DTC CHECK / CLEAR [11/2015 - 07/2020]
- Check for DTCs and note any codes that are output.
Chassis > Front Recognition Camera > Trouble Codes
- Clear the DTCs.
Chassis > Front Recognition Camera > Clear DTCs
- Recheck for DTCs. Try to reproduce the DTCs by duplicating the conditions indicated by the DTCs.
Chassis > Front Recognition Camera > Trouble Codes
Result
Result Proceed to DTCs are not output A DTCs are output B
Result:
B
GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2015 - 12/2018] , or refer to DIAGNOSTIC TROUBLE CODE CHART [12/2018 - 07/2020]
Result:
A
See step 5
- Check for DTCs and note any codes that are output.
- PROBLEM SYMPTOMS TABLE
HINT:
Refer to Problem Symptoms Table.
Refer to PROBLEM SYMPTOMS TABLE [11/2015 - 12/2018] , or refer to PROBLEM SYMPTOMS TABLE [12/2018 - 07/2020]
Result
Result Proceed to Fault is not listed in Problem Symptoms Table A Fault is listed in Problem Symptoms Table B Result:
B
See step 7
Result:
A
See step 6
- OVERALL ANALYSIS AND TROUBLESHOOTING*
- Terminals of ECU
Refer to TERMINALS OF ECU [11/2015 - 07/2020]
- Data List / Active Test
Refer to DATA LIST / ACTIVE TEST [11/2015 - 07/2020]
Result
Proceed to NEXT
Result:
NEXT
See step 7
- Terminals of ECU
- ADJUST, REPAIR OR REPLACE NOTE:
If the forward recognition camera has been replaced with a new one, it is necessary to perform Forward Recognition Camera Learning.
Refer to ADJUSTMENT (SEQUENTIAL RECOGNITION) [11/2015 - 07/2020]
Result
Proceed to NEXT Result:
NEXT
See step 8
- CONFIRMATION TEST
Result
Proceed to NEXT Result:
NEXT
END
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
No obligation. See pricing before you book.