Toyota CH-R Service Manual: System Description

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the seat heater system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO ...

Operation Check

OPERATION CHECK CHECK FRONT SEAT HEATER (a) Turn the ignition switch to ON. (b) Turn the seat heater switch on and check that the indicator illuminates and the surface of the front seat warms up. ...

Other materials:

Toyota CH-R Service Manual > Meter / Gauge System: Meter Illumination does not Dim at Night
DESCRIPTION In this circuit, the combination meter assembly receives auto dimmer signals from the main body ECU (multiplex network body ECU) via CAN communication. When the combination meter assembly receives an auto dimmer signal, it dims the meter illumination (warning and indicator lights) ...

Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Side-mounted Air Conditioner Pressure Sensor): PTC Heater Circuit
DESCRIPTION The air conditioning amplifier assembly sends operation signals to the PTC heater relays when quick heater assembly operation conditions are met. Based on the signals from the air conditioning amplifier assembly, the PTC heater relays turn on, and power is supplied to the quick he ...