Toyota Yaris: Rain Sensor / On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT RAIN SENSOR
(a) Remove the rain sensor cover.
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(b) Disconnect the rain sensor connector.
(c) Measure the voltage according to the value(s) in the table below. Standard Voltage: Tester Connection | Condition | Specified Condition | V9-4 (SIG) - V9-2 (ES) | Ignition switch ON | 11 to 14 V | If the result is not as specified, repair or replace the harness or connector. |
| *a | Front view of wire harness connector (to Rain sensor) | | |
(d) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection | Condition | Specified Condition | V9-2 (ES) - Body ground | Always | Below 1 Ω | If the result is not as specified, repair or replace the harness or connector. |
| *a | Front view of wire harness connector (to Rain sensor) | | |
(e) Reconnect the rain sensor connector.
(f) Connect an oscilloscope to the rain sensor connector.
(g) Check for pulses. OK: Tester Connection | Condition | Specified Condition | V9-3 (MPX) - V9-2 (ES) | Ignition switch ON Front wiper switch Auto | Pulse generation | If the result is not as specified, replace the rain sensor. |
| *a | Component with harness connected (Rain sensor) | | |
(h) Install the rain sensor cover.
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REMOVAL PROCEDURE 1. REMOVE RAIN SENSOR COVER (a) Disengage the claws and guide to remove the rain sensor cover.
2. REMOVE RAIN SENSOR (a) Release the stopper by pulling it out as shown in the illustration...
Other information:
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*1 FAN AND GENERATOR V BELT *2 ENGINE UNDER COVER RH *3 NO. 1 ENGINE UNDER COVER ASSEMBLY - -
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Categories
No special break-in is necessary, but a few precautions in the first 600
miles (1,000 km) may add to the performance, economy, and life of
the vehicle.
Do not race the engine.
Do not maintain one constant speed, either slow or fast, for a long
period of time.
Do not drive constantly at full-throttle or high engine rpm for
extended periods of time.
Avoid unnecessary hard stops.
Avoid full-throttle starts.
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