DTC Troubleshooting
DTC TROUBLESHOOTING CHART
| Step |
Action |
YES |
NO |
| 1 |
Was "CVT System Check" performed? |
Go to Step 2. |
Go to CVT SYSTEM CHECK . |
| 2 |
Line pressure control solenoid valve drive circuit check
- Confirm that ignition mode of keyless push start system is "OFF".
- Disconnect "C142", "E19" and "E20" connectors.
- Check for proper terminal connection to "C142", "E19" and "E20" connectors.
- If connections are OK, check the following points.
- Resistance of "A1" circuit: less than 1 Ω
- Resistance of "A1" circuit between "C142" connector and ground: infinity
- Resistance between "A1" circuit terminal and each terminal at "C142" connector: infinity
- Voltage of "A1" circuit: 0 - 1 V (with ignition mode of keyless push start system in "ON")
Are they in good condition? |
Go to Step 3. |
Repair or replace defective wire harness. |
| 3 |
Line pressure control solenoid valve check
- Check resistance of line pressure control solenoid valve, see SOLENOID VALVE ON-VEHICLE INSPECTION .
Is it in good condition? |
Substitute a known-good TCM and recheck DTC, see TRANSMISSION CONTROL MODULE (TCM) REMOVAL AND INSTALLATION . |
Replace line pressure control solenoid valve (valve body assembly), see VALVE BODY ASSEMBLY REMOVAL AND INSTALLATION
. |