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 > Navigation System: Portable Player cannot be Connected Manually/Automatically
CAUTION / NOTICE / HINT
HINT:
Some versions of "Bluetooth" compatible audio players may not function properly,
or the functions may be limited using the radio and display receiver assembly, even
if the portable audio player itself can play files.
Click here
PROCEDURE
...
Toyota CH-R Service Manual > Immobiliser System(w/o Smart Key System): System Description
SYSTEM DESCRIPTION
IMMOBILISER SYSTEM DESCRIPTION
The immobiliser system is designed to prevent the vehicle from being stolen.
This system uses the transponder key ECU assembly that stores the key ID codes of
authorized ignition keys. If an attempt is made to start the engine using an unauthor ...