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Electrical Equipment and Appliances Toyota Corona 9 (T190)
Electrical Equipment — Precautions
1. Before performing work on electrical equipment, disconnect the cable from the negative terminal of the battery. 2. If the battery needs to be disconnected for a check or repair, be sure to disconnect the negative...
1. Before performing work on electrical equipment, disconnect the cable from the negative terminal of the battery. 2. If the battery needs to be disconnected for a check or repair, be sure to disconnect the negative...
Replacing fuses
1. Before servicing, turn off the ignition and all electrical appliances. 2. Install fuses only of the regulated current rating. Note' Do not use a fuse with a higher current rating or any other items ("bugs") instead...
1. Before servicing, turn off the ignition and all electrical appliances. 2. Install fuses only of the regulated current rating. Note' Do not use a fuse with a higher current rating or any other items ("bugs") instead...
Connector identification
1. The pins in the female connector are numbered from top left to bottom right. 2. The pins of the plug connector are numbered from top right to bottom left. Note: when multiple connectors are used in one node, the...
1. The pins in the female connector are numbered from top left to bottom right. 2. The pins of the plug connector are numbered from top right to bottom left. Note: when multiple connectors are used in one node, the...
SRS system — general information and precautions
General information TOYOTA vehicles are equipped with an airbag system (SRS). Together with seat belts, this system improves the safety of the driver and passenger in the event of an accident. In the event of a...
General information TOYOTA vehicles are equipped with an airbag system (SRS). Together with seat belts, this system improves the safety of the driver and passenger in the event of an accident. In the event of a...
SRS release before 1996 — device
System components: 1 - pillow, 2 - igniter, 3 - sensor, 4 - fuse bracket, 5 - fuse bolt, 6 - steering wheel pad, 7 - steering wheel SRS sensor: 1 - Clamping spring, 2 - Clamping pin, 3 - Lever, 4 - Igniter needle, 5 -...
System components: 1 - pillow, 2 - igniter, 3 - sensor, 4 - fuse bracket, 5 - fuse bolt, 6 - steering wheel pad, 7 - steering wheel SRS sensor: 1 - Clamping spring, 2 - Clamping pin, 3 - Lever, 4 - Igniter needle, 5 -...
SRS release before 1996 — steering wheel pad
Steering wheel pad: 1 - Steering wheel bolt, 2 - Steering wheel pad, 3 - N83 bottom cover, 4 - #2 bottom cover, 5 - Fuse bolt, 6 - Fuse bracket Removing the steering wheel pad 1. Use a screwdriver to remove bottom...
Steering wheel pad: 1 - Steering wheel bolt, 2 - Steering wheel pad, 3 - N83 bottom cover, 4 - #2 bottom cover, 5 - Fuse bolt, 6 - Fuse bracket Removing the steering wheel pad 1. Use a screwdriver to remove bottom...
SRS release since 1996 — driver's airbag
Driver Airbag: 1 - steering wheel pad, 2 - steering wheel, 3 - steering column upper cover, 4 - combination switch (with spiral wire), 5 - lower casing of the steering wheel Release models since 1996 are equipped with...
Driver Airbag: 1 - steering wheel pad, 2 - steering wheel, 3 - steering column upper cover, 4 - combination switch (with spiral wire), 5 - lower casing of the steering wheel Release models since 1996 are equipped with...
SRS release since 1996 — passenger airbag
Passenger Airbag: 1 - passenger airbag, 2 - radio, 3 - glove box lid, 4 - glove box lid hinges, 5 - A/C control panel, 6 - center trim panel, 7 - lower trim panel Removing the passenger airbag 1. Disconnect the airbag...
Passenger Airbag: 1 - passenger airbag, 2 - radio, 3 - glove box lid, 4 - glove box lid hinges, 5 - A/C control panel, 6 - center trim panel, 7 - lower trim panel Removing the passenger airbag 1. Disconnect the airbag...
Relays and fuses
Fuse Block #1 Note: fuses 14. 18, circled in the figure, can be separated into a separate block located under the main one. Fuse and relay box No. 2 Relay block #5
Fuse Block #1 Note: fuses 14. 18, circled in the figure, can be separated into a separate block located under the main one. Fuse and relay box No. 2 Relay block #5
Egnition lock
Ignition lock connector Checking the ignition lock If the conductivity does not match the table, replace the ignition switch. Checking the sensor of the key left in the lock 1. Check for continuity between terminals "1"...
Ignition lock connector Checking the ignition lock If the conductivity does not match the table, replace the ignition switch. Checking the sensor of the key left in the lock 1. Check for continuity between terminals "1"...
Combination Switch — Design Description
Models before 1996: 1 - wiper and washer switch,:8 - switch housing, 3 - ball holder, 4 - ball, 5 - spring, 6 - light switch and headlight and turn signal switch Models after 1996: 1 - wiper and washer switch, 2 -...
Models before 1996: 1 - wiper and washer switch,:8 - switch housing, 3 - ball holder, 4 - ball, 5 - spring, 6 - light switch and headlight and turn signal switch Models after 1996: 1 - wiper and washer switch, 2 -...
Combination Switch Test
Models up to 1996 Light switch test Switch position conclusions OFF (Off) no conduction TAIL (Dimensions and lighting) A2-A11 HEAD (headlights) A2-A11-A13 AUTO* A11-B19 Checking the headlight switch Switch position...
Models up to 1996 Light switch test Switch position conclusions OFF (Off) no conduction TAIL (Dimensions and lighting) A2-A11 HEAD (headlights) A2-A11-A13 AUTO* A11-B19 Checking the headlight switch Switch position...
Checking the door switches
1. Make sure there is continuity between the terminal and the case when the switch is in the "ON" (button released). 2. Make sure there is no continuity between the terminal and the case when the switch is in the "OFF"...
1. Make sure there is continuity between the terminal and the case when the switch is in the "ON" (button released). 2. Make sure there is no continuity between the terminal and the case when the switch is in the "OFF"...
Windshield wipers and washers — check
Combination Switch Test For disassembly of the combination switch, see above. Models up to 1996 Check the conductivity between the outputs of the connectors according to the table. Models after 1996 If the conductivity...
Combination Switch Test For disassembly of the combination switch, see above. Models up to 1996 Check the conductivity between the outputs of the connectors according to the table. Models after 1996 If the conductivity...
Headlight washer — check
Checking the headlight washer switch 1. Check for continuity between terminals "2" And "3" (backlight) in both switch positions. 2. Check for continuity between terminals "1" And "4" in the on position and no conduction...
Checking the headlight washer switch 1. Check for continuity between terminals "2" And "3" (backlight) in both switch positions. 2. Check for continuity between terminals "1" And "4" in the on position and no conduction...
Instrument cluster
Models up to 1996 Models after 1996
Models up to 1996 Models after 1996
Checking the speedometer sensor
Checking the speed sensor. A) Connect the battery to the terminals "1" (+) And "2" (-). b) Connect tester to terminals "3" (+) And "2" (-) connector. V) Rotate the shaft. G) Check voltage change from 0 to 11V or more...
Checking the speed sensor. A) Connect the battery to the terminals "1" (+) And "2" (-). b) Connect tester to terminals "3" (+) And "2" (-) connector. V) Rotate the shaft. G) Check voltage change from 0 to 11V or more...
Checking the tachometer
Checking the tachometer on a car A) Connect the tuning control tachometer and start the engine. Note: Reverse polarity when connecting a tachometer will damage the transistors and diodes. b) Compare the readings of the...
Checking the tachometer on a car A) Connect the tuning control tachometer and start the engine. Note: Reverse polarity when connecting a tachometer will damage the transistors and diodes. b) Compare the readings of the...
Fuel level indicator
Checking the fuel gauge 1. Disconnect the connector from the fuel level sensor. 2. Turn on the ignition and check that the arrow of the fuel gauge points to the mark "EMPTY" (empty). 3. Connect a test lamp with a power...
Checking the fuel gauge 1. Disconnect the connector from the fuel level sensor. 2. Turn on the ignition and check that the arrow of the fuel gauge points to the mark "EMPTY" (empty). 3. Connect a test lamp with a power...
Coolant temperature indicator
Checking the operation of the temperature gauge 1. Disconnect the connector from the temperature sensor. 2. Turn on the ignition. The arrow of the temperature gauge should point to the position "COOL". 3. Through a 3 W...
Checking the operation of the temperature gauge 1. Disconnect the connector from the temperature sensor. 2. Turn on the ignition. The arrow of the temperature gauge should point to the position "COOL". 3. Through a 3 W...
Emergency oil pressure indicator
1. Checking the control lamp. A) Disconnect the connector from the test lamp and ground the connector on the wire side. b) Turn on the ignition. Check that the control lamp lights up. If the test lamp does not light,...
1. Checking the control lamp. A) Disconnect the connector from the test lamp and ground the connector on the wire side. b) Turn on the ignition. Check that the control lamp lights up. If the test lamp does not light,...
Parking brake and low brake fluid level indicator
1. Checking the control lamp. A) Disconnect the connector from the parking brake applied sensor and low brake fluid level sensor. b) Ground the sensor connector (applying the parking brake) from the side of the wires....
1. Checking the control lamp. A) Disconnect the connector from the parking brake applied sensor and low brake fluid level sensor. b) Ground the sensor connector (applying the parking brake) from the side of the wires....
Checking the Low Engine Oil Sensor
1. Sensor check. A) Check for continuity between the terminals at each sensor position. b) Heat the sensor to over 60°C in an oil bath. V) Check for continuity between the terminals when the sensor is in position "ON"...
1. Sensor check. A) Check for continuity between the terminals at each sensor position. b) Heat the sensor to over 60°C in an oil bath. V) Check for continuity between the terminals when the sensor is in position "ON"...
Warning system for open or loose doors
1. Check the limit switches on the doors (see above). 2. Check up a control lamp. A) Disconnect the connector from the limit switch and ground the lead "1" wire side connector. Check that the control lamp lights up. b)...
1. Check the limit switches on the doors (see above). 2. Check up a control lamp. A) Disconnect the connector from the limit switch and ground the lead "1" wire side connector. Check that the control lamp lights up. b)...
Checking the sensor of unbuckled seat belts
1. Check for continuity between the terminals of the sensor connector in the belt buckle with the belt inserted. 2. Check for continuity with no belt in the buckle. If the conductivity is not as described, replace the...
1. Check for continuity between the terminals of the sensor connector in the belt buckle with the belt inserted. 2. Check for continuity with no belt in the buckle. If the conductivity is not as described, replace the...
Tailgate and mirror heaters
Checking the operation of the heater switch Models up to 1996 1. Check up conductivity between conclusions of a socket of the switch. A) Check for continuity between terminals "2" And "3" pregnant "OFF" and the presence...
Checking the operation of the heater switch Models up to 1996 1. Check up conductivity between conclusions of a socket of the switch. A) Check for continuity between terminals "2" And "3" pregnant "OFF" and the presence...
Power windows — check
Checking the main switch 1. Check the main switch circuit according to the table. If the conductivity does not match the table, replace the switch. 2. Checking the illumination of the main switch (models up to 1996). A)...
Checking the main switch 1. Check the main switch circuit according to the table. If the conductivity does not match the table, replace the switch. 2. Checking the illumination of the main switch (models up to 1996). A)...
Central locking — check
Checking the main switch Check the main switch circuit as shown in the table. If—conductivity—is different—from specification, replace the switch. Checking the central locking switch (in the door lock) Models up to 1996...
Checking the main switch Check the main switch circuit as shown in the table. If—conductivity—is different—from specification, replace the switch. Checking the central locking switch (in the door lock) Models up to 1996...
Power sunroof — check
Circuit breaker test Checking limit switches Checking the operation of the electric motor 1. Connect "+" battery to the output "1", A "-" to conclusions "2" And "5" connector: motor armature must rotate counterclockwise...
Circuit breaker test Checking limit switches Checking the operation of the electric motor 1. Connect "+" battery to the output "1", A "-" to conclusions "2" And "5" connector: motor armature must rotate counterclockwise...
Exterior mirror adjustment system
Checking the conductivity of the mirror adjustment switch Without power folding mirrors Powered folding mirrors Check for continuity between terminals "4" And "10" when the mirror folding switch is pressed. Models after...
Checking the conductivity of the mirror adjustment switch Without power folding mirrors Powered folding mirrors Check for continuity between terminals "4" And "10" when the mirror folding switch is pressed. Models after...
Seat heaters — check
Circuit breaker test 1. Check the conductivity of the switch according to the table. If the conductivity is not as described, replace the switch. 2. Checking the indicator lamps for turning on the heater. A) Connect the...
Circuit breaker test 1. Check the conductivity of the switch according to the table. If the conductivity is not as described, replace the switch. 2. Checking the indicator lamps for turning on the heater. A) Connect the...
Antenna drive — check
Checking the Antenna Motor 1. Connect the battery to the terminals "2" (+) And "3" (-) connector. 2. Check that the engine is running (antenna extends). Note: this check should be carried out no more than 3 - 5 seconds,...
Checking the Antenna Motor 1. Connect the battery to the terminals "2" (+) And "3" (-) connector. 2. Check that the engine is running (antenna extends). Note: this check should be carried out no more than 3 - 5 seconds,...
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- General information
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