1996 TOYOTA SUPRA ECU

166
ADDING DISTILLED WATER (MAINTE-
NANCE TYPE BATTERY ONLY)
1. Remove the vent plugs.
2. Add distilled water to cells needing fluid.
If the side of your battery is covered,
check the water level by looking down di-
rectly above the cell as illustrated above.
3. Retighten the vent plugs securely.
NOTICE
Do not overfill the cells. Excess electrolyte could squirt out of the
battery during heavy charging,causing corrosion or damage.
During recharging, the battery is pro-
ducing hydrogen gas. Therefore, before recharging:
1. Maintenance type batteriesÐRemove the vent plugs.
2. If recharging with the battery installed on the vehicle, be sure to disconnect theground cable.
3. Be sure the power switch on the re-
charger is off when connecting the char-ger cables to the battery and when dis-
connecting them.
Always charge the battery in an
unconfined area. Do not charge
the battery in a garage or closed
room where there is not sufficient ventilation.
Non-maintenance batteries: Only
do a slow charge (5A or less).
Charging at a quicker rate is dan- gerous. The battery may explode,
causing personal injuries.
Maintenance type batteries: Be sure to remove the vent plugs be- fore recharging. CAUTION
!
NOTICE
Never recharge the battery while the
engine is running. Also, be sure all
accessories are turned off.
Battery recharging precautions

171
3. Turn the bulb clockwise and re- move it. Install a new bulb, turn it
counterclockwise, then plug in the
connector.
To install a bulb, align the tab of the bulb
socket with the cutouts of the mountinghole.
RIGHT SIDE HEADLIGHT: Install the air
cleaner cover securely.
Aiming is not necessary after replacing
the bulb. When aiming adjustment is nec-
essary, contact your Toyota dealer.1. Open the hood.
RIGHT SIDE HEADLIGHT: Release the
clips of the air cleaner and remove the
air cleaner cover.2. Unplug the connector while de-
pressing the lock release. If the connector is tight, wiggle it.
ÐHeadlights (high beam)

172
3. Turn the bulb counterclockwise
and remove it. Install a new bulb, turn
it clockwise, then plug in the connec-
tor.
To install a bulb, align the tab of the bulb
socket with the cutouts of the mountinghole.
RIGHT SIDE HEADLIGHT: Install the air
cleaner cover securely.
Aiming is not necessary after replacing
the bulb. When aiming adjustment is nec-
essary, contact your Toyota dealer.1. Open the hood.
RIGHT SIDE HEADLIGHT: Release the
clips of the air cleaner and remove the
air cleaner cover.2. Turn the cover counterclockwise
and remove it.
ÐFront fog lights

173
3. Disconnect the cords.4. Release the bulb retaining spring
and remove the bulb. Install a new
bulb and the bulb retaining spring.
To install the bulb, align the cutouts of the
bulb with the protrusions of the mountinghole.5. Connect the cords and install the cover by turning it clockwise.
RIGHT SIDE HEADLIGHT: Install the air
cleaner cover securely.

183
9. STOP 15 A: Stop lights, cruise control
system cancel device
10. CIG 15 A: Cigarette lighter, air condi-
tioning system, SRS airbag system, theft
deterrent system, shift lock control sys-tem
11. RAD NO.2 7.5 A: Radio, cassette
tape player, power antenna
12. TAIL 10 A: Tail lights, parking lights,
front side marker lights, rear side marker lights, licence plate lights
13. ECU-IG 10 A: Cruise control system,
anti-lock brake system, power steering,
power antenna, theft deterrent system,
shift lock control system, traction control system14. GAUGE 10 A: Gauges and meters,
service reminder indicators and warning
buzzers (except discharge and open door
warning lights), rear window defogger,
charging system, cruise control system,
electronically controlled automatic trans-mission system, traction control system
15. ECU-B 10 A: Air conditioning sys-
tem, cruise control system, anti-lock brake system, SRS airbag system, trac-tion control system
16. EFI NO.2 30 A: Multiport fuel injection
system/sequential multiport fuel injection
system17. EFI NO.1 30 A: Multiport fuel injection
system/sequential multiport fuel injection
system
18. AM2 30 A: Starter system
19. FOG 15 A: Front fog lights
20. HAZ-HORN 15 A: Emergency flash-
ers, horns
21. TRAC 7.5 A: Traction control system
22. ALT-S 7.5 A: Charging system
23. DOME 7.5 A: Interior lights, personal
lights, door courtesy lights, luggage
compartment light, ignition switch light,
open door warning light, theft deterrent
system, daytime running light system

18424. RAD NO.1 20 A:
Radio cassette tape
player
25. HEAD (RH) 15 A: Right-hand head-
light
26. HEAD (LH) 15 A: Left-hand head-
light
27. HEAD (RH-LWR) 15 A: Right-hand
headlight (low beam)
28. HEAD (LH-LWR) 15 A: Left-hand
headlight (low beam)
29. HEAD (RH-UPR) 15 A: Right-hand
headlight (high beam)
30. HEAD (LH-UPR) 15 A: Left-hand
headlight (high beam)
31. DRL 7.5 A: Daytime running light sys-
tem
32. 30 A: Spare fuse
33. 7.5 A: Spare fuse
34. 15 A: Spare fuse
35. OBD-II 7.5 A: On-board diagnosis
system
Fuses (type B)
36. DOOR 30 A: Power window, power
door lock system, theft deterrent system
37. DEFOG 30 A: Rear window defogger
Fuses (type C)
38. ALT 120 A: Charging system
39. MAIN 50 A: Starter system, head-
lights
40. HTR 50 A: Air conditioning system
41. FAN 30 A: Electric cooling fan 42. ABS NO.1 60 A:
Anti-lock brake sys-
tem, traction control system
43. AM1 50 A: Electronic ignition system/
distributor ignition system
44. AM1 60 A: Electronic ignition system/
distributor ignition system
45. POWER 60 A: PANELº, STOPº,
TAILº, ECU-B, DEFOGº and DOORº fuses