DESCRIPTION
These DTCs are stored when a malfunction occurs in the navigation ECU.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B15AD |
Navigation Processor Malfunction |
When either condition below is met:
|
Navigation ECU |
CAUTION / NOTICE / HINT
NOTICE:
When replacing the navigation ECU, always replace it with a new one. If a navigation ECU which was installed to another vehicle is used, the following may occur:
PROCEDURE
1. |
CHECK DTC |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs(b) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE NAVIGATION ECU |
Toyota CH-R Service Manual > Smart Key System(for Start Function): Parts Location
PARTS LOCATION
ILLUSTRATION
*1
PARK/NEUTRAL POSITION SWITCH
*2
STARTER ASSEMBLY
*3
NO. 1 ENGINE ROOM RELAY BLOCK
- IG2-MAIN FUSE
- ECU-IG2 NO. 1 FUSE
- ST FUSE
- WIPER FUSE
- ST RELAY
*4
...
Toyota CH-R Service Manual > Can Communication System: System Diagram
SYSTEM DIAGRAM
(a) The CAN communication system is composed of 5 buses.
*A
w/ Blind Spot Monitor System
-
-
CAN Main Bus Line
Terminating Resistor
CAN Branch Line
*
...