DESCRIPTION
The multi-display assembly receives a reverse signal from the park/neutral position switch assembly*1 or clearance warning ECU assembly*2.
*1: except 12.3 Inch Display and w/ Intuitive Parking Assist System
*2: for 12.3 Inch Display and w/ Intuitive Parking Assist System
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
Click here
PROCEDURE
1. | CHECK BACK-UP LIGHT |
(a) Check that the back-up light comes on.
OK:
The back-up light comes on.
Result | Proceed to |
---|---|
OK (except 12.3 Inch Display and w/ Intuitive Parking Assist System) | A |
OK (for 12.3 Inch Display and w/ Intuitive Parking Assist System) | B |
NG | C |
B | GO TO STEP 3 |
C | GO TO LIGHTING SYSTEM (EXT) |
|
2. | CHECK HARNESS AND CONNECTOR (REVERSE SIGNAL) |
(a) Disconnect the J56 multi-display assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
---|---|---|
J56-3 (REV) - Body ground | Engine switch on (IG) Shift position in R | 11 to 14 V |
J56-3 (REV) - Body ground | Engine switch on (IG) Shift position not in R | Below 1 V |
OK | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |
3. | CHECK HARNESS AND CONNECTOR (REVERSE SIGNAL) |
(a) Disconnect the J38 clearance warning ECU assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
---|---|---|
J38-28 (STP) - Body ground | Engine switch on (IG) Shift position in R | 11 to 14 V |
J38-28 (STP) - Body ground | Engine switch on (IG) Shift position not in R | Below 1 V |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. | CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - MULTI-DISPLAY ASSEMBLY) |
(a) Disconnect the J38 clearance warning ECU assembly connector.
(b) Disconnect the J56 multi-display assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J38-31 (IND) - J56-14 (CSWA) | Always | Below 1 Ω |
J38-31 (IND) or J56-14 (CSWA) - Body ground | Always | 10 kΩ or higher |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
5. | INSPECT CLEARANCE WARNING ECU ASSEMBLY |
(a) Disconnect the multi-display assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
---|---|---|
J38-31 (IND) - Body ground | Engine switch on (IG) Shift position in R | Below 3 V |
J38-31 (IND) - Body ground | Engine switch on (IG) Shift position not in R | 8 V or higher |
OK | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | REPLACE CLEARANCE WARNING ECU ASSEMBLY |
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