Toyota Yaris: Steering Angle Sensor / Installation
INSTALLATION
CAUTION / NOTICE / HINT
NOTICE:
After performing the update ECU security key procedure, make sure to perform the initialization procedure for when the cable has been disconnected and reconnected to the negative (-) auxiliary battery terminal.
PROCEDURE
1. INSPECT SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY
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2. INSTALL STEERING SENSOR
(a) Align the 2 pins and 2 guides, and engage the 6 claws to install the steering sensor to the spiral cable sub-assembly. NOTICE: -
Do not remove the lock pin before the steering sensor is installed to the spiral cable sub-assembly.
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Do not damage the pins of the spiral cable sub-assembly or guides of the steering sensor.
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The spiral cable sub-assembly can be rotated up to 30° even when the interlock is engaged. Therefore, make sure that both guides are aligned properly when installing the steering sensor to the spiral cable sub-assembly.
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| *a | Guide | *b | Pin | *c | Lock Pin | | |
(b) Remove the lock pin from the steering sensor. | |
3. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
4. INSTALL SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY
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5. INSTALL UPPER STEERING COLUMN COVER
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6. INSTALL LOWER STEERING COLUMN COVER
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7. ADJUST SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY
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8. INSTALL STEERING WHEEL ASSEMBLY
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9. INSTALL HORN BUTTON ASSEMBLY
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10. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL
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11. UPDATE ECU SECURITY KEY
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12. INSPECT HORN BUTTON ASSEMBLY
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13. PERFORM DIAGNOSTIC SYSTEM CHECK
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14. CHECK SRS WARNING LIGHT
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15. PERFORM CALIBRATION
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16. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL
HINT:
When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.
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REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the steering angle sensor removal/installation are shown below...
Other information:
Your vehicle is equipped with head restraints on all outboard
seats and the rear center seat. The head restraints are intended
to help protect you and the passengers from neck injury.
WARNING
Always drive with the head restraints installed when seats are being
used and make sure they are properly adjusted...
INSPECTION PROCEDURE 1. INSPECT TURN SIGNAL SWITCH (a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Light Control Switch Tester Connection Condition Specified Condition z6-7 (A) - z6-5 (EL) Light control switch in AUTO position Below 1 Ω z6-3 (T) - z6-5 (EL) Light control switch in tail position Below 1 Ω z6-12 (H) - z6-5 (EL) Light control switch in head position Below 1 Ω Dimmer Passing Switch Tester Connection Condition Specified Condition z6-11 (HF) - z6-5 (EL) Dimmer switch in high flash position Below 1 Ω z6-16 (HU) - z6-5 (EL) Dimmer switch in high position Below 1 Ω Fog Light Switch Tester Connection Condition Specified Condition z6-4 (B) - z6-5 (EL) Fog light switch in rear position Below 1 Ω z6-13 (BFG) - z6-5 (EL) Fog light switch in front position Below 1 Ω Turn Signal Switch Tester Connection Condition Specified Condition z6-8 (TR) - z6-5 (EL) Turn signal switch in neutral position 10 kΩ or higher z6-14 (TL) - z6-5 (EL) Turn signal switch in neutral position 10 kΩ or higher z6-8 (TR) - z6-5 (EL) Turn signal switch in right turn position Below 1 Ω z6-8 (TR) - z6-5 (EL) Turn signal switch in full right turn position Below 1 Ω z6-8 (TR) - z6-6 (CR) Turn signal switch in full right turn position Below 1 Ω z6-6 (CR) - z6-5 (EL) Turn signal switch in full right turn position Below 1 Ω z6-14 (TL) - z6-5 (EL) Turn signal switch in left turn position Below 1 Ω z6-14 (TL) - z6-5 (EL) Turn signal switch in full left turn position Below 1 Ω z6-14 (TL) - z6-6 (CR) Turn signal switch in full left turn position Below 1 Ω z6-6 (CR) - z6-5 (EL) Turn signal switch in full left turn position Below 1 Ω If the result is not as specified, replace the turn signal switch...