Toyota Yaris: Vacuum Pump / On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY
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2. DISCONNECT UNION TO CONNECTOR TUBE HOSE
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3. OPERATION CHECK
| (a) Connect the hose of the vacuum gauge to the vacuum pump assembly. | |
(b) Start the engine and warm it up for more than 2 minutes.
(c) With the engine idling, check the vacuum of the vacuum pump assembly.
Standard Pressure:
More than 86.7 kPa (650 mmHg, 25.6 in.Hg)
HINT:
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If the pressure is less than the standard, replace the vacuum pump assembly.
-
Always perform this operation check procedure after replacing the vacuum pump assembly.
(d) Remove the vacuum gauge from the vacuum pump assembly.
4. CONNECT UNION TO CONNECTOR TUBE HOSE
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5. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY
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COMPONENTS ILLUSTRATION
*1 NO. 1 ENGINE UNDER COVER ASSEMBLY - -
N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION
*1 NO...
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during vacuum pump assembly removal/installation are shown below...
Other information:
PARTS LOCATION ILLUSTRATION
*1 WINDSHIELD WIPER MOTOR ASSEMBLY *2 WINDSHIELD WASHER MOTOR AND PUMP ASSEMBLY *3 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - WIPER FUSE - WASHER FUSE - WIPER RELAY *4 RAIN SENSOR ILLUSTRATION
*1 STEERING WHEEL SWITCH HOUSING *2 WINDSHIELD WIPER SWITCH ASSEMBLY *3 STEERING SENSOR *4 WINDSHIELD WIPER RELAY ASSEMBLY *5 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *6 POWER DISTRIBUTION BOX ASSEMBLY - WIPER RR FUSE - ECU-IGR NO...
DESCRIPTION The engine stop and start ECU uses its internal starter circuit to drive the starter drive relay (ST No. 1 relay) and operate the starter. WIRING DIAGRAM
CAUTION / NOTICE / HINT
When the engine stop and start ECU is replaced, read the number of starter operations before replacement and record this number to the new engine stop and start ECU after replacement...
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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