How To Proceed With Troubleshooting [08/2016 - 01/2023]: Procedure

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VEHICLE BROUGHT TO WORKSHOP
Result

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Result:

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See step 2
PROBLEM SYMPTOM CONFIRMATION
Result

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Result:

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See step 3

INSPECT BATTERY VOLTAGE

Measure the voltage of the battery.

Standard Voltage

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

Result

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Result:

See step 4

CHECK ECUS CONNECTED TO CAN BUS*

Check the ECUs connected to the CAN bus.

Refer to DIAGNOSIS SYSTEM [08/2016 - 11/2017] , or refer to DIAGNOSIS SYSTEM [11/2017 - 03/2019] , or refer to DIAGNOSIS SYSTEM [03/2019 - 09/2020] , or refer to DIAGNOSIS SYSTEM [09/2020 - 01/2023]

Result

Result	Proceed to
No malfunction appears	A
Malfunction appears	B

Result:

GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING). Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 11/2017] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2017 - 03/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2019 - 01/2023]

Result:

See step 5

CHECK DTC AND FREEZE FRAME DATA*

Check for and write down any DTCs and Freeze Frame Data.
for DTC Check / Clear: Refer to DTC CHECK / CLEAR [08/2016 - 01/2023]

for Freeze Frame Data: Refer to FREEZE FRAME DATA [08/2016 - ]

Chassis > Air suspension > Trouble Codes
Clear the DTCs and Freeze Frame Data.
for DTC Check / Clear: Refer to DTC CHECK / CLEAR [08/2016 - 01/2023]

for Freeze Frame Data: Refer to FREEZE FRAME DATA [08/2016 - ]

Chassis > Air suspension > Clear DTCs

Recheck for DTCs.

Chassis > Air suspension > Trouble Codes

Result

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

Result:

GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2016 - 03/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [03/2019 - 01/2023]

Result:

See step 6

PROBLEM SYMPTOMS TABLE

Result

Result	Proceed to
Fault is not listed in Problem Symptoms Table	A
Fault is listed in Problem Symptoms Table	B

Result:

See step 9

Result:

See step 7

OVERALL ANALYSIS AND TROUBLESHOOTING*

Data List / Active Test
Refer to DATA LIST / ACTIVE TEST [08/2016 - 03/2019] , or refer to DATA LIST / ACTIVE TEST [03/2019 - 01/2023]

Terminals of ECU

Refer to TERMINALS OF ECU [08/2016 - 03/2019] , or refer to TERMINALS OF ECU [03/2019 - ]

Result

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NEXT

Result:

See step 8

REPAIR OR REPLACE
Result

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Result:

NEXT

See step 9
CONFIRMATION TEST
Result

Proceed to

NEXT

Result:

NEXT

END