DESCRIPTION
These DTCs are stored when a malfunction occurs in the navigation antenna assembly.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B15C0 |
GPS Antenna Connection Malfunction(short) |
Navigation antenna malfunction |
|
B15C1 |
GPS Antenna Connection Malfunction(break) |
Navigation antenna power source malfunction |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
Click here
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 |
|
2. |
INSPECT NO. 1 NAVIGATION WIRE |
(a) Remove the No. 1 navigation wire.
Click here
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPLACE NO. 1 NAVIGATION WIRE |
|
3. |
INSPECT NAVIGATION ANTENNA ASSEMBLY |
(a) Remove the navigation antenna assembly.
Click here
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPLACE NAVIGATION ANTENNA ASSEMBLY |
|
4. |
REPLACE ANTENNA CORD SUB-ASSEMBLY |
(a) Replace the antenna cord sub-assembly with a new or known good one.
Click here
|
5. |
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 | ![]() |
END (ANTENNA CORD SUB-ASSEMBLY IS DEFECTIVE) |
NG | ![]() |
REPLACE NAVIGATION ECU |
Toyota CH-R Service Manual > Airbag System: Side Airbag Sensor Assembly No.2 Lost Communication (LH) (B163B/86,B163C/86)
DESCRIPTION
The side collision sensor LH circuit (bus 2) consists of the airbag sensor assembly
and floor side airbag sensor LH.
The floor side airbag sensor LH detects impacts to the vehicle and sends signals
to the airbag sensor assembly to determine if the airbags and pretensioners should
...
Toyota CH-R Service Manual > Window Defogger System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Inspect the fuses and relays related to this system before inspecting
the suspected areas below.
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
ar ...