Refer to "64.Body Control 10I.Troubleshooting(Information Module) diagnostic system check - information module".
1) Connect the scan tool.
2) Display the Vehicle Configuration All Data Setting / Change on the scan tool and verify that the equipped ECU information is programmed correctly.
3) If it is not programmed correctly, reprogram the correct value.
Refer to "9.Body, Cab, Accessories 9Z.Body, Cab, Accessories Electrical Control information module setting".
Procedure completion
1) Turn OFF the ignition switch.
2) Turn ON the ignition switch and wait for 5 seconds or more.
3) Observe the DTC information with a scan tool. Is a DTC set?
Yes
=>Go to Stereo camera communication verification.
No
Go to Intermittent conditions of information module system.
Refer to "223.Body Control 36D.Symptom(Information Module) Intermittent Conditions of Information Module".
1) Verify that communication can be established with the stereo camera using the scan tool. Can communication with the stereo camera be established?
Yes
=>Go to Stereo camera DTC check.
No
Go to Lost communication with the stereo camera.
Refer to "75.Driver Assistance System 10W.Troubleshooting(Stereo Camera) lost communication with the stereo camera".
1) Observe the stereo camera DTC information with a scan tool. Is a stereo camera DTC set?
Yes
Go to the applicable DTC diagnosis.
No
=>Go to Chassis CAN communication circuit inspection.
1) Inspect the CAN Low circuit and CAN High circuit between the information module (pins 11 and 23 of C105) and the stereo camera (pins 7 and 8 of L17) for the following. Is the result normal?
Refer to "LHD Controller Area Network (Central Gateway C/U)" in the ETM (wiring diagram). (Open using the ETM viewer.).
Refer to "RHD Controller Area Network (Central Gateway C/U (4JJ3 with DPD))" in the ETM (wiring diagram). (Open using the ETM viewer.).
Refer to "RHD Controller Area Network (Central Gateway C/U (4JJ3 without DPD, RZ4E))" in the ETM (wiring diagram). (Open using the ETM viewer.).
Yes
=>Go to Stereo camera harness connector inspection.
No
Repair the circuit as necessary.
1) Inspect for poor connections at the stereo camera harness connector (pins 7 and 8 of L17). Is the connection status normal?
Refer to "LHD Controller Area Network (Central Gateway C/U)" in the ETM (wiring diagram). (Open using the ETM viewer.).
Refer to "RHD Controller Area Network (Central Gateway C/U (4JJ3 with DPD))" in the ETM (wiring diagram). (Open using the ETM viewer.).
Refer to "RHD Controller Area Network (Central Gateway C/U (4JJ3 without DPD, RZ4E))" in the ETM (wiring diagram). (Open using the ETM viewer.).
Yes
=>Go to Information module harness connector inspection.
No
Repair the connections as necessary.
1) Inspect for poor connections at the information module harness connector (pins 11 and 23 of C105). Is the connection status normal?
Refer to "LHD Controller Area Network (Central Gateway C/U)" in the ETM (wiring diagram). (Open using the ETM viewer.).
Refer to "RHD Controller Area Network (Central Gateway C/U (4JJ3 with DPD))" in the ETM (wiring diagram). (Open using the ETM viewer.).
Refer to "RHD Controller Area Network (Central Gateway C/U (4JJ3 without DPD, RZ4E))" in the ETM (wiring diagram). (Open using the ETM viewer.).
Yes
Replace the stereo camera.
Note
Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. stereo camera removal".
Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. stereo camera installation".
Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. stereo camera setting".
Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. stereo camera writing".
=>Go to Current DTC follow-up check.
No
Repair the connections as necessary.
1) Turn OFF the ignition switch for 30 seconds or more.
2) Turn ON the ignition switch and wait for 5 seconds or more.
3) Observe the DTC information with a scan tool. Is a DTC set?
Yes
=>Go to Information module replacement.
No
Note
Refer to "9.Body, Cab, Accessories 9Z.Body, Cab, Accessories Electrical Control information module removal".
Refer to "9.Body, Cab, Accessories 9Z.Body, Cab, Accessories Electrical Control information module installation".
Refer to "9.Body, Cab, Accessories 9Z.Body, Cab, Accessories Electrical Control information module setting".
Procedure completion
1) Turn OFF the ignition switch for 30 seconds or more.
2) Turn ON the ignition switch and wait for 5 seconds or more.
3) Observe the DTC information with a scan tool.