DESCRIPTION
The radio and display receiver assembly receives a reverse signal from the park/neutral position switch.
WIRING DIAGRAM
PROCEDURE
1. |
CHECK VEHICLE SIGNAL (OPERATION CHECK) |
(a) Enter the "Vehicle Signal Check Mode" screen. [Refer to Check Vehicle Signal in Operation Check (Click here ). |
|
(b) Check that the display changes between ON and OFF according to the shift lever position.
HINT:
This display is updated once per second. As a result, it is normal for the display to lag behind the actual shift lever position.
OK:
Shift Lever Position |
Display |
---|---|
R |
ON |
Except R |
OFF |
ON |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY |
(a) Disconnect the radio and display receiver assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
F129-28 (REV) - Body ground |
Engine switch on (IG), shift lever in R |
7.5 to 14 V |
F129-28 (REV) - Body ground |
Engine switch on (IG), shift lever not in R |
Below 1 V |
OK |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
|
3. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - PARK/NEUTRAL POSITION SWITCH) |
(a) Disconnect the F129 radio and display receiver assembly connector.
(b) Disconnect the C36 park/neutral position switch connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
F129-28 (REV) - C36-2 (RL) |
Always |
Below 1 Ω |
F129-28 (REV) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS AND CONNECTOR |
|
4. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - PARK/NEUTRAL POSITION SWITCH) |
(a) Disconnect the park/neutral position switch connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
C36-1 (RB) - Body ground |
Engine switch on (IG) |
11 to 14 V |
OK |
REPLACE PARK/NEUTRAL POSITION SWITCH |
NG |
REPAIR OR REPLACE HARNESS AND CONNECTOR |
Toyota CH-R Service Manual > Headlight Dimmer Switch: Installation
INSTALLATION
PROCEDURE
1. INSTALL HEADLIGHT DIMMER SWITCH ASSEMBLY
(a) Engage the claws to install the headlight dimmer switch assembly as shown
in the illustration.
Install in this Direction
(b) Connect the connector.
2. INSTALL WINDSHIELD WIPER SWITCH ASSEMBL ...
Toyota CH-R Service Manual > Vacuum Warning Switch: Installation
INSTALLATION
PROCEDURE
1. INSTALL VACUUM WARNING SWITCH ASSEMBLY
(a) Install a new check valve grommet to the brake booster assembly.
(b) Install the vacuum warning switch assembly to the brake booster assembly
as shown in the illustration.
...