Toyota Yaris: Automatic High Beam Main Switch / Inspection
INSPECTION
PROCEDURE
1. INSPECT AUTO HIGH BEAM SWITCH
(a) Check the resistance.
| (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: | Tester Connection | Condition | Specified Condition | | H47-5 (+B) - H47-2 (E) | Auto high beam switch off | 10 kΩ or higher | | H47-5 (+B) - H47-2 (E) | Auto high beam switch on | Below 1 Ω | If the result is not as specified, replace the auto high beam switch. |
| | *a | Component without harness connected (Auto High Beam Switch) | | |
(b) Check the illumination.
| (1) Apply auxiliary battery voltage to the auto high beam switch and check that the switch illuminates. OK: | Measurement Condition | Specified Condition | | H47-6 (ILL+) - Auxiliary battery positive (+) H47-1 (ILL-) - Auxiliary battery negative (-) | Switch illumination illuminates | If the result is not as specified, replace the auto high beam switch. |
| | *a | Component without harness connected (Auto High Beam Switch) | | |
| (2) Apply auxiliary battery voltage to the auto high beam switch and check that the switch indicator illuminates. OK: | Measurement Condition | Specified Condition | | H47-3 (IND+) - Auxiliary battery positive (+) H47-4 (AZBI) - Auxiliary battery negative (-) | Switch indicator illuminates | If the result is not as specified, replace the auto high beam switch. |
| | *a | Component without harness connected (Auto High Beam Switch) | | |
REMOVAL PROCEDURE 1. REMOVE CENTER LOWER INSTRUMENT COVER Click here
2. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL Click here
3. REMOVE SWITCH HOLE BASE SUB-ASSEMBLY Click here
4...
INSTALLATION PROCEDURE 1. INSTALL AUTO HIGH BEAM SWITCH (a) Engage the claws to install the auto high beam switch as shown in the illustration.
2...
Other information:
What is Android Auto™?
Android Auto™ is an application which allows the operation of an
Android™ Smartphone using the vehicle’s audio. Android Auto™
functions such as the phone, messages, music, and map can be
used with the vehicle’s audio system...
GENERAL INFORMATION
A large number of ECU controlled systems are used in this vehicle. In general, ECU controlled systems are considered to be very intricate, requiring a high level of technical knowledge to troubleshoot. However, most problem checking procedures only involve inspecting the ECU controlled system circuits one by one...
Categories
Stop the vehicle completely.
Manual transaxle:
Shift into neutral and set the parking brake.
Automatic transaxle:
Shift the selector lever to the P position and set the parking brake.
Press the push button start to turn off the engine. The ignition position is
off.
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