How to Proceed With Troubleshooting

K41B CVT: CONTINUOUSLY VARIABLE TRANSAXLE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, be sure to check that there is no trouble in the CAN communication system.
* *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS

(a) Refer to the customer problem analysis General Information.

NEXT -- Continue to next step.

3. INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

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

NEXT -- Continue to next step.

4. CONNECT TECHSTREAM TO DLC3*

NEXT -- Continue to next step.

5. CHECK AND CLEAR DTCS AND FREEZE FRAME DATA*

(a) Refer to the DTC Check/Clear Reading and Clearing Diagnostic Trouble Codes.

NEXT -- Continue to next step.

6. VISUAL INSPECTION

NEXT -- Continue to next step.

7. SETTING CHECK MODE DIAGNOSIS*

(a) Refer to the Check Mode Procedure Check Mode Procedure.

NEXT -- Continue to next step.

8. DTC CHECK*

(a) Refer to DTC Check/Clear Reading and Clearing Diagnostic Trouble Codes.

Result





B -- GO TO STEP 13
A -- Continue to next step.

9. BASIC INSPECTION

(a) Refer to CVT Fluid Procedures.

(b) Refer to Park/Neutral Position Switch Component Tests and General Diagnostics.

(c) Refer to Shift Lever Assembly Component Tests and General Diagnostics.

NG -- GO TO STEP 12
OK -- Continue to next step.

10. MECHANICAL SYSTEM TEST*

(a) Refer to the Mechanical System Test Mechanical System Tests.

NG -- GO TO STEP 12
OK -- Continue to next step.

11. HYDRAULIC TEST*

(a) Refer to the Hydraulic Test Hydraulic Test.

NG -- GO TO STEP 12

OK -- GO TO STEP 14

12. COMPONENT INSPECTION

NEXT -- GO TO STEP 16

13. DTC CHART

(a) Refer to the Diagnostic Trouble Code Chart K41B Continuously Variable Transmission/Transaxle, CVT.

NEXT -- Continue to next step.

14. CIRCUIT INSPECTION

NEXT -- Continue to next step.

15. IDENTIFICATION OF PROBLEM

NEXT -- Continue to next step.

16. REPAIR OR REPLACE

NEXT -- Continue to next step.

17. CONFIRMATION TEST

NEXT -- END