DESCRIPTION
Based on signals received from each ECU, the vehicle approaching speaker controller outputs warning sounds through the vehicle approaching speaker assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
PROCEDURE
1. | CHECK FOR DTC |
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Vehicle Proximity Notification System / Trouble Codes.
Body Electrical > Vehicle Proximity Notification System > Trouble Codes(e) Check for DTCs.
Result | Proceed to |
---|---|
DTC B1350 is not output | A |
DTC B1350 is output | B |
B | GO TO DTC CHART B1350 |
|
2. | PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Vehicle Proximity Notification System / Active Test.
(e) Perform the Active Test according to the display on the Techstream.
Body Electrical > Vehicle Proximity Notification System > Active Test Tester Display | Measurement Item | Control Range | Diagnostic Note |
---|---|---|---|
Proximity Sound (Vehicle Stationary) | 0 km/h (0 mph) vehicle proximity warning sound | OFF or ON | - |
Tester Display |
---|
Proximity Sound (Vehicle Stationary) |
Result | Proceed to |
---|---|
The warning sound is produced | A |
The warning sound is not produced | B |
A | REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER |
|
3. | CHECK HARNESS AND CONNECTOR (VEHICLE APPROACHING SPEAKER CONTROLLER - POWER SOURCE AND BODY GROUND) |
(a) Disconnect the G42 vehicle approaching speaker controller connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
---|---|---|
G42-1 (IG) - Body ground | Power switch on (IG) | 11 to 14 V |
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
G42-6 (GND) - Body ground | Always | Below 1 Ω |
OK | REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |