DESCRIPTION
This circuit includes the navigation ECU and radio and display receiver assembly.
WIRING DIAGRAM
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - NAVIGATION ECU) |
(a) Disconnect the F130 radio and display receiver assembly connector.
(b) Disconnect the F135 navigation ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
F130-28 (REV2) - F135-19 (REV2) |
Always |
Below 1 Ω |
|
F130-28 (REV2) or F135-19 (REV2) - Body ground |
Always |
10 kΩ or higher |
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Reverse Signal Circuit
Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECUToyota CH-R Service Manual > Lin Communication System: No Response from Steering Lock ECU (B2786)
DESCRIPTION
This DTC is stored when LIN communication between the certification ECU (smart
key ECU assembly) and steering lock ECU steering lock actuator or upper bracket
assembly) stops for 10 seconds or more.
DTC No.
Detection Item
DTC Detection Condition
...
Toyota CH-R Service Manual > Seat Belt Warning System(w/o Occupant Classification System): Parts Location
PARTS LOCATION
ILLUSTRATION
*1
BRAKE ACTUATOR ASSEMBLY (SKID CONTROL ECU)
*2
ECM
ILLUSTRATION
*1
MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
*2
INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY
- ECU-DC ...