How To Proceed With Troubleshooting [09/2015 - ]: Procedure

Result

Result: 

NEXT 

See step  2

Result

Result: 

NEXT 

See step  3

HINT: 

If the display indicates a communication malfunction, inspect the DLC3.

When any CAN communication system DTCs are output, perform troubleshooting on the CAN communication system first.

Result

Result: 

NEXT 

See step  4

1. Check for DTCs.

   Refer to DTC CHECK / CLEAR [09/2015 - ] 

   Powertrain > Engine > Trouble Codes 

2. Check for freeze frame data.

   Refer to FREEZE FRAME DATA [09/2015 - 08/2018] , or refer to FREEZE FRAME DATA [08/2018 - 08/2019] , or refer to FREEZE FRAME DATA [08/2019 - 07/2020] , or refer to FREEZE FRAME DATA [07/2020 - ] 

   HINT: 

   Record or print DTCs and freeze frame data if necessary.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  5

1. Clear the DTCs and freeze frame data.

   Refer to DTC CHECK / CLEAR [09/2015 - ] 

   Powertrain > Engine > Clear DTCs 

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  6

Result

Result: 

NEXT 

See step  7

1. Switch the ECM from normal mode to check mode.

   Refer to CHECK MODE PROCEDURE [09/2015 - ] 

   Powertrain > Engine > Utility 

   Tester Display
   Check Mode

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  8

1. Confirm problem symptoms.

   HINT: 

   If the engine does not start, first perform the "Check DTC" procedure and "Conduct Basic Inspection" procedure below.

   Result

   Result	Proceed to
   Malfunction does not occur	A
   Malfunction occurs	B

Result: 

B 

See step  10

Result: 

A 

See step  9

HINT: 

Refer to Symptom Simulation.

Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - 08/2016] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2016 - 12/2017] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2017 - 08/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2019 - ]

Result

Result: 

NEXT 

See step  10

1. Check for DTCs.

   Refer to DTC CHECK / CLEAR [09/2015 - ] 

   Powertrain > Engine > Trouble Codes 

   Result

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

Result: 

B 

See step  12

Result: 

A 

See step  11

HINT: 

Refer to Diagnostic Trouble Code Chart.

Refer to DIAGNOSTIC TROUBLE CODE CHART [09/2015 - 08/2016] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2016 - 12/2017] , or refer to DIAGNOSTIC TROUBLE CODE CHART [12/2017 - 08/2018] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2018 - 08/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2019 - 07/2021] , or refer to DIAGNOSTIC TROUBLE CODE CHART [07/2021 - ]

Result

Result: 

NEXT 

See step  12

1. Conduct basic inspection.

   Refer to BASIC INSPECTION [09/2015 - ] 

   Result

   Result	Proceed to
   Malfunctioning parts not confirmed	A
   Malfunctioning parts confirmed	B

Result: 

B 

See step  17

Result: 

A 

See step  13

HINT: 

Refer to Problem Symptoms Table.

Refer to PROBLEM SYMPTOMS TABLE [09/2015 - 12/2017] , or refer to PROBLEM SYMPTOMS TABLE [12/2017 - ] 

Result

Result: 

B 

See step  17

Result: 

A 

See step  14

1. Check the ECM power source circuit.

   Refer to ECM Power Source Circuit [09/2015 - ]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  15

Result

Result: 

B 

See step  18

Result: 

A 

See step  16

1. Check for intermittent problems.

   Refer to CHECK FOR INTERMITTENT PROBLEMS [09/2015 - ] 

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  17

Result

Result: 

NEXT 

See step  18

Result

Result: 

NEXT 

See step  19

Result

Result: 

NEXT 

See step  20

Result

Result: 

NEXT 

END