ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to correctly follow the removal and installation procedures for the horn button assembly.
PROCEDURE
1. INSPECT HORN BUTTON ASSEMBLY (for Vehicle not Involved in Collision)
(a) Perform a diagnostic system check.
Click here
(b) Visually check for defects with the horn button assembly installed to the vehicle.
HINT:
The defects are as follows:
OK:
No defects are found.
If any defects are found, replace the horn button assembly with a new one.
2. INSPECT HORN BUTTON ASSEMBLY (for Vehicle Involved in Collision and Airbag not Deployed)
(a) Perform a diagnostic system check.
Click here
(b) Visually check for defects with the horn button assembly removed from the vehicle.
HINT:
The defects are as follows:
OK:
No defects are found.
If any defects are found, replace the horn button assembly or steering wheel assembly with a new one.
Components
RemovalToyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Side-mounted
Air Conditioner Pressure Sensor): Ambient Temperature Sensor Circuit (B1412)
DESCRIPTION
The thermistor assembly is installed in front of the cooler condenser assembly
to detect the ambient temperature, which is used to control the air conditioning
system. This sensor is connected to the combination meter assembly and detects fluctuations
in the ambient temperature. T ...
Toyota CH-R Service Manual > Navigation System: Vehicle Speed Signal Circuit between Navigation ECU and Combination Meter
DESCRIPTION
The navigation ECU receives a vehicle speed signal from the combination meter
assembly.
HINT:
A voltage of 12 V or 5 V is output from each ECU and then input to the
combination meter assembly. The signal is changed to a pulse signal at the
transistor in the combinati ...