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
HINT:
- The TCM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.
- *: Use the Techstream.
- VEHICLE BROUGHT TO WORKSHOP
NEXT
- CUSTOMER PROBLEM ANALYSIS
NEXT
- INSPECT BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11V, recharge or replace the battery before proceeding.
NEXT
- CONNECT TECHSTREAM TO DLC3*
NEXT
- CHECK AND CLEAR DTCS AND FREEZE FRAME DATA*
- Refer to the DTC CHECK / CLEAR .
NEXT
- VISUAL INSPECTION
NEXT
- SETTING CHECK MODE DIAGNOSIS*
- Refer to the CHECK MODE PROCEDURE .
NEXT
- PROBLEM SYMPTOM CONFIRMATION
- Refer to the ROAD TEST
.
Result
RESULT REFERENCEResult Proceed to Symptom does not occur A Symptom occurs B
B : GO TO STEP 10
A : Go to Next Step
- Refer to the ROAD TEST
.
- SYMPTOM SIMULATION
- Refer to the SYMPTOM SIMULATION (see HOW TO PROCEED WITH TROUBLESHOOTING ).
NEXT
- DTC CHECK*
- Refer to the DTC CHECK / CLEAR
.
Result
RESULT REFERENCEResult Proceed to DTC is not output A DTC Is output B
B : GO TO STEP 18
A : Go to Next Step
- Refer to the DTC CHECK / CLEAR
.
- BASIC INSPECTION
- Refer to the AUTOMATIC TRANSMISSION FLUID .
- Refer to the PARK/NEUTRAL POSITION SWITCH .
- Refer to the FLOOR SHIFT ASSEMBLY .
NG : GO TO STEP 21
OK : Go to Next Step
- MECHANICAL SYSTEM TESTS
- Refer to the MECHANICAL SYSTEM TESTS .
NG : GO TO STEP 17
OK : Go to Next Step
- HYDRAULIC TEST
- Refer to the HYDRAULIC TEST .
NG : GO TO STEP 17
OK : Go to Next Step
- MANUAL SHIFTING TEST
- Refer to the MANUAL SHIFTING TEST .
NG : GO TO STEP 16
OK : Go to Next Step
- PROBLEM SYMPTOMS TABLE CHAPTER 1
- Refer to the PROBLEM SYMPTOMS TABLE .
NG : GO TO STEP 19
OK : Go to Next Step
- PROBLEM SYMPTOMS TABLE CHAPTER 2
- Refer to the PROBLEM SYMPTOMS TABLE .
NEXT
- PART INSPECTION
NG : GO TO STEP 21
OK : Go to Next Step
- DTC CHART
- Refer to the DIAGNOSTIC TROUBLE CODE CHART .
NEXT
- CIRCUIT INSPECTION
NEXT
- IDENTIFICATION OF PROBLEM
NEXT
- REPAIR OR REPLACE
NEXT
- CONFIRMATION TEST
NEXT : END
Use the Manual With the Right Hardware
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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.
