DESCRIPTION
The display signal of the rear television camera assembly is transmitted to the parking assist ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - REAR TELEVISION CAMERA)
w/ Tire Carrier:
Disconnect the I2 parking assist ECU connector.
Disconnect the X1 rear television camera assembly connector.
Measure the resistance according to the value(s) in the table below.
Standard Resistance | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
w/o Tire Carrier:
Disconnect the I2 parking assist ECU connector.
Disconnect the v1 rear television camera assembly connector.
Measure the resistance according to the value(s) in the table below.
Standard Resistance | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
CHECK PARKING ASSIST ECU
*a | Component without harness connected (Parking Assist ECU) |
Disconnect the I2 parking assist ECU connector.
Measure the resistance according to the value(s) in the table below.
Standard Resistance | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
Result | Proceed to |
---|---|
OK | A |
NG (for LHD) | B |
NG (for RHD) | C |
B |
REPLACE PARKING ASSIST ECU Click here |
C |
REPLACE PARKING ASSIST ECU Click here |
A |
CHECK PARKING ASSIST ECU
*A | w/ Tire Carrier |
*B | w/o Tire Carrier |
*a | Front view of wire harness connector: (to Rear Television Camera Assembly) |
Disconnect the X1*1 or v1*2 rear television camera assembly connector.
Measure the voltage according to the value(s) in the table below.
Standard Voltage | ||||||
---|---|---|---|---|---|---|
w/ Tire Carrier | ||||||
|
||||||
w/o Tire Carrier | ||||||
|
Result | Proceed to |
---|---|
OK | A |
NG (for LHD) | B |
NG (for RHD) | C |
B |
REPLACE PARKING ASSIST ECU Click here |
C |
REPLACE PARKING ASSIST ECU Click here |
A |
CHECK REAR TELEVISION CAMERA ASSEMBLY
Using an oscilloscope, check the waveform.
*a | Component with harness connected (Parking Assist ECU) |
- | - |
Item | Content |
---|---|
Tester Connection | I2-12(CV+) - I2-11 (CV-) |
Tool Setting | 0.2 V/DIV., 50 μs/DIV. |
Condition |
|
OK |
---|
Waveform is as shown in illustration. |
Result | Proceed to |
---|---|
OK (for LHD) | A |
OK (for RHD) | B |
NG (w/ Tire Carrier) | C |
NG (w/o Tire Carrier) | D |
B |
REPLACE PARKING ASSIST ECU Click here |
C |
REPLACE REAR TELEVISION CAMERA ASSEMBLY Click here |
D |
REPLACE REAR TELEVISION CAMERA ASSEMBLY Click here |
A |
REPLACE PARKING ASSIST ECU Click here