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.
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HOMESERVICE MANUALSTOYOTA2011MATRIX AWD L4-2.4L (2AZ-FE)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTTRANSMISSION CONTROL SYSTEMSTESTING AND INSPECTIONINITIAL INSPECTION AND DIAGNOSTIC OVERVIEWHOW TO PROCEED WITH TROUBLESHOOTING
2011 Toyota Matrix AWD L4-2.4L (2AZ-FE)
How to Proceed With Troubleshooting
2011 Toyota Matrix AWD L4-2.4L (2AZ-FE)SECTION How to Proceed With Troubleshooting
U140F AUTOMATIC TRANSMISSION / TRANSAXLE: AUTOMATIC TRANSAXLE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING
HINT
* The ECM of this system is connected to the CAN and multiplex communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN and multiplex communication systems.
* *: Use the Techstream
1. Vehicle Brought to Workshop
NEXT -- Continue to next step.
2. Customer Problem Analysis
NEXT -- Continue to next step.
3. Connect the Techstream to the DLC3*
NEXT -- Continue to next step.
4. Check and Clear DTCs and Freeze Frame Data*
HINT
Reading and Clearing Diagnostic Trouble Codes.
NEXT -- Continue to next step.
5. Visual Inspection
NEXT -- Continue to next step.
6. Setting the Check Mode Diagnosis*
HINT
Check Mode Procedure.
NEXT -- Continue to next step.
7. Problem Symptom Confirmation
HINT
Road Test.
-- Symptom does not occur: Go to step 8
-- Symptom occurs: Go to step 9
8. Symptom Simulation
HINT
How To Proceed With Troubleshooting.
NEXT -- Continue to next step.
9. DTC Check*
HINT
Reading and Clearing Diagnostic Trouble Codes.
-- DTC is not output: Go to step 10
-- DTC is output: Go to step 17
10. Basic Inspection
HINT
Procedures, Adjustments and Adjustments).
NG -- Go to step 19
OK -- Continue to next step.
11. Mechanical System Test
HINT
Mechanical System Tests.
NG -- Go to step 16
OK -- Continue to next step.
12. Hydraulic Test
HINT
Hydraulic Test.
NG -- Go to step 16
OK -- Continue to next step.
13. Manual Shifting Test
HINT
Manual Shifting Test.
NG -- Go to step 15
OK -- Continue to next step.
14. Problem Symptoms Table Chapter 1
HINT
Symptom Related Diagnostic Procedures.
NG -- Go to step 18
OK -- Continue to next step.
15. Problem Symptoms Table Chapter 2
HINT
Symptom Related Diagnostic Procedures.
NEXT -- Continue to next step.
16. Part Inspection
-- Go to step 19
17. DTC Chart
HINT
Automatic Transaxle System - U140F.
NEXT -- Continue to next step.
18. Circuit Inspection
NEXT -- Continue to next step.
19. Repair or Replace
NEXT -- Continue to next step.
20. Confirmation Test
NEXT -- End
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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.