Before performing troubleshooting for the front camera system, perform troubleshooting for the pre-collision system.
If a pre-collision system related warning message is displayed on the multi-information display, refer to How to Proceed with Troubleshooting for Pre-collision System.
Use the following procedure to troubleshoot the front camera system.
*: Use the GTS.
| Proceed to |
|---|
| NEXT |
NEXT
Measure the battery voltage.
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
Check the fuses and relays.
Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
| Proceed to |
|---|
| NEXT |
NEXT
Using the GTS, check if the CAN communication system is functioning normally.
Refer to CAN Bus Check in CAN Communication System.
CAN communication system is functioning normally.
| Proceed to |
|---|
| OK |
| NG |
OK
NG
Using the GTS, Check for DTCs.
Make a note of the output DTCs.
| Result | Proceed to |
|---|---|
| DTCs are not output | A |
| DTC C1AA800 is output | B |
| DTC other than C1AA800 is output | C |
A
B
C
Using the GTS, check for vehicle control history (RoB).
| Tester Display |
|---|
| Vehicle Control History (RoB) |
Make a note of the output vehicle control history (RoB).
| Result | Proceed to |
|---|---|
| Vehicle control history (RoB) is not output | A |
| Vehicle control history (RoB) other than X2015 and X201C is output | |
| Vehicle control history (RoB) X2015 or X201C is output | B |
A
B
Using the GTS, clear the vehicle control history (RoB).
| Tester Display |
|---|
| Vehicle Control History (RoB) |
Using the GTS, check for vehicle control history (RoB).
| Tester Display |
|---|
| Vehicle Control History (RoB) |
| Result | Proceed to |
|---|---|
| Vehicle control history (RoB) is not output | A |
| Vehicle control history (RoB) is output | B |
A
B
Using the GTS, Clear the DTCs.
Reproduce the vehicle conditions that were present when the DTCs that were noted were stored.
Refer to each corresponding DTC for details on the detection conditions.
Using the GTS, check for DTCs.
| Result | Proceed to |
|---|---|
| DTCs are not output | A |
| DTCs are output | B |
A
B