Toyota CH-R Service Manual > Navigation System: Noise Occurs
PROCEDURE
1.
CHECK NOISE CONDITION
(a) Check from which direction the noise comes (front left or right, or rear
left or right).
OK:
The location of the noise source can be determined.
NG
GO TO STEP 3
OK
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Toyota CH-R Service Manual > Safety Connect System: Manual Button Malfunction (B15C5)
DESCRIPTION
This DTC is set when the DCM (Telematics Transceiver) detects an open or short
circuit in the manual (SOS) switch.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
B15C5
Manual Button Malfunction
...