fuses TOYOTA RAV4 2006 Service Owner's Manual

LIGHTING – LIGHTING SYSTEMLI–31
LI
Main body ECU
OK:
Headlight comes on
OK
NG
(a) Remove the HEAD LL fuse and HEAD RL fuse from the
engine room No. 2 relay block.
(b) Measure the resistance of the fuses.
Standard resistance:
Below 1
NG
OK
(a) Remove the headlight relay from the engine room No. 2
relay block.
(b) Measure the resistance of the relay.
Standard resistance
NG
OK
(a) Remove the headlight bulbs (LOW).
(b) Connect the positive (+) lead from the battery to terminal
2 and the negative (-) lead to terminal 1, then check that
the bulb illuminates.
OK:
Bulb illuminates.
NG
Item Test Details: Display (Range) Diagnostic Note
HEAD LIGHT Headlight Relay ON/OFF -
Go to step 7
2INSPECT FUSE (HEAD LL, HEAD RL)
REPLACE FUSE
3INSPECT HEADLIGHT RELAY (Marking: HEAD)
B112776E03
Tester Connection Specified Condition
3 - 5 10 k
or higher
3 - 5 Below 1
(Battery voltage applied to terminals
1 and 2)
REPLACE HEADLIGHT RELAY
4INSPECT BULB (HEADLIGHT BULB)
C128856E01
REPLACE BULB

LIGHTING – LIGHTING SYSTEMLI–41
LI
NG
(a) Check that the headlight (LOW) comes on when the light
control switch is on (HEAD).
OK:
Headlight (LOW) comes on.
NG
OK
(a) Remove the HEAD LH fuse and HEAD RH fuse from the
engine room No. 2 relay block.
(b) Measure the resistance of the fuses.
Standard resistance:
Below 1
NG
OK
(a) Remove the No. 2 relay, No. 3 relay and No. 4 relay from
the engine room No. 2 relay block.
(b) Measure the resistance of the relays.
Standard resistance:
No. 2, No. 4
No. 3
NG
OK
2CHECK HEADLIGHT (LOW)
GO TO HEADLIGHT RELAY CIRCUIT
3INSPECT FUSE (HEAD LH, HEAD RH)
REPLACE FUSE
4INSPECT DAYTIME RUNNING LIGHT RELAY (Marking: DRL NO. 2, DRL NO. 3, DRL NO. 4)
B128080E04
Tester Connection Specified Condition
3 - 5 10 k
or higher
3 - 5 Below 1
(Battery voltage applied to terminals
1 and 2)
Tester Connection Specified Condition
4 - 5 Below 1
4 - 5 10 k or higher
(Battery voltage applied to terminals
1 and 2)
3 - 5 10 k
or higher
3 - 5 Below 1
(Battery voltage applied to terminals
1 and 2)
REPLACE DAYTIME RUNNING LIGHT RELAY

LI–48LIGHTING – LIGHTING SYSTEM
LI
(b) Turn the ignition switch to the ON position and press the
intelligent tester main switch ON.
(c) Select the item below in the ACTIVE TEST and then
check the relay operation.
Main body ECU
OK:
Front fog light comes on.
OK
NG
(a) Check that the taillight comes on when the light control
switch is on (TAIL).
OK:
Taillight comes on.
NG
OK
(a) Remove the FR FOG fuse from the instrument panel
junction block.
(b) Measure the resistance of the fuses.
Standard resistance:
Below 1
NG
OK
(a) Remove the fog light bulb.
(b) Connect the positive (+) lead from the battery to terminal
2 and the negative (-) lead to terminal 1, then check that
the bulb illuminates.
OK:
Bulb illuminates.
NG
OK
Item Test Details Diagnostic Note
F FOG LIGHT RLY Turn front fog light relay: ON / OFF -
Go to step 9
2CHECK TAILLIGHT
GO TO TAILLIGHT RELAY CIRCUIT
3INSPECT FUSE (FR FOG)
REPLACE FUSE
4INSPECT FOG LIGHT BULB
B128063E02
REPLACE FOG LIGHT BULB