Refer to "51.Engine Control 1A.Troubleshooting(RZ4E-TC) Diagnostic system check-engine controls".
1) Verify that all the tool connections are securely connected.
2) Verify that the programming device operates properly.
3) Connect the scan tool.
4) Turn OFF the ignition switch for 30 seconds or more.
5) Turn ON the ignition switch.
6) Observe the DTC information with a scan tool. Is a DTC set?
Yes
=>Go to Injector ID Code verification.
No
1) Confirm that the correct Injector ID Code is input into the ECM with a scan tool.
Refer to "1.Engine 1Z.Engine Electrical Control(RZ4E-TC) ECM setting".
2) If the injector ID code is correctly input, clear the DTC with a scan tool.
3) Turn OFF the ignition switch for 30 seconds or more.
4) Turn ON the ignition switch.
5) Observe the DTC information with a scan tool. Is a DTC set?
Yes
No
Note
Refer to "1.Engine 1Z.Engine Electrical Control(RZ4E-TC) ECM removal".
Refer to "1.Engine 1Z.Engine Electrical Control(RZ4E-TC) ECM installation".
Refer to "1.Engine 1Z.Engine Electrical Control(RZ4E-TC) ECM setting".
Procedure completion
1) Clear the DTC with a scan tool.
2) Turn OFF the ignition switch for 30 seconds or more.
3) Turn ON the ignition switch.
4) Observe the DTC information with a scan tool.