Toyota Yaris: Horn / Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT HORN RELAY ASSEMBLY
(a) Check the resistance.
| (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: | Tester Connection | Condition | Specified Condition | | 3 - 5 | Auxiliary battery voltage not applied between terminals 1 and 2 | 10 kΩ or higher | | 3 - 5 | Auxiliary battery voltage applied between terminals 1 and 2 | Below 1 Ω | If the result is not as specified, replace the horn relay assembly. | |
Parts LocationPARTS LOCATION ILLUSTRATION
*1 LOW PITCHED HORN ASSEMBLY *2 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - HORN RELAY - HORN FUSE ILLUSTRATION
*1 HORN BUTTON ASSEMBLY *2 SPIRAL CABLE SUB-ASSEMBLY *3 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *4 POWER DISTRIBUTION BOX ASSEMBLY *5 DLC3 - - System DiagramSYSTEM DIAGRAM
Problem Symptoms TablePROBLEM SYMPTOMS TABLE NOTICE: If the main body ECU (multiplex network body ECU) is replaced, refer to the Registration...
Other information:
DESCRIPTION The waste gate valve is built into the turbine housing and is operated by the vacuum regulating valve assembly. The ECM uses duty control to open and close the vacuum regulating valve assembly. The amount of opening is controlled according to the operation status...
Move the signal lever down (for a
left turn) or up (for a right turn) to
the stop position. The signal will
self-cancel after the turn is completed.
If the indicator light continues to
flash after a turn, manually return
the lever to its original position...
Categories
If a key is left in the vehicle, the functions of the key left in the vehicle
are temporarily suspended to prevent theft of the vehicle.
To restore the functions, press the unlock button on the functions-suspended
key in the vehicle.
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