TOYOTA RAV4 2006 Service Repair Manual

LI–10LIGHTING – LIGHTING SYSTEM
LI
HOW TO PROCEED WITH
TROUBLESHOOTING
HINT:
• Use these procedures to troubleshoot the lighting system.
• *: Use the intelligent tester.
NEXT
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery
before proceeding.
NEXT
B
A
(a) DATA LIST / ACTIVE TEST (See page LI-22)
(b) Terminals of ECU (See page LI-19)
NEXT
NEXT
NEXT
1VEHICLE BROUGHT TO WORKSHOP
2INSPECT BATTERY VOLTAGE
3REFER TO PROBLEM SYMPTOMS TABLE
Result Proceed to
Fault is not listed in problem symptoms table A
Fault is listed in problem symptoms table B
Go to step 5
4OVERALL ANALYSIS AND TROUBLESHOOTING*
5ADJUST, REPAIR OR REPLACE
6CONFIRMATION TEST
END

LIGHTING – LIGHTING SYSTEMLI–11
LI
OPERATION CHECK
1. ILLUMINATED ENTRY SYSTEM OPERATION CHECK
(a) The illuminated entry system controls the following
lights:
• Ignition key cylinder light*1 or transponder key
amplifier*2
• Foot light
• Map light and room light
HINT:
*1: w/o Engine immobiliser system
*2: w/ Engine immobiliser system
(b) Check that the lights come on when unlocking any
of the doors that are closed and locked with the
ignition switch OFF. Then check that the lights fade
out under the following conditions:
(1) Leave the doors unlocked for 15 seconds.
(2) Turn the ignition switch ACC or ON.
(3) Lock all the doors.
(c) Check that the lights stay on for at least 15 seconds
after opening any of the doors before fading out.
Then check that the lights fade out 15 seconds after
closing all the doors.
(d) Check that the lights stay lit after turning the ignition
switch OFF with all the doors closed and the ignition
switch in the ACC or ON position. Then check that
the lights fade out under the following conditions:
(1) Leave the doors unlocked for 15 seconds.
(2) Turn the ignition switch ACC or ON.
(3) Lock all the doors.
(e) Check that the lights stay on for at least 15 seconds
after opening any of the doors. Then check that the
lights fade out 15 seconds after closing all the
doors.
(f) Check that the lights come on when opening any of
the doors and fade out when closing and locking all
the doors or turning the ignition switch to the ACC or
ON position.
2. FOOT LIGHT OPERATION CHECK
(a) Check that the lights come on when unlocking any
of the doors that are closed and locked with the
ignition switch OFF. Then check that the lights fade
out under the following conditions:
(1) Leave the doors unlocked for 15 seconds.
(2) Lock all the closed doors and turn the ignition
switch OFF.
(b) Check that the lights stay on for at least 15 seconds
under the following conditions before going off.
(1) Turn the ignition switch to the ON position, and
move the shift lever to the P position.
(2) Open any of the doors.
(c) Check that the lights dim before going off when
turning the ignition switch ON and shifting the shift
lever into any position other than P.

LI–12LIGHTING – LIGHTING SYSTEM
LI
(d) Check the conditions below before the lights go off.
(1) The lights dim when shifting the shift lever into a
position other than P and closing all the doors
with the ignition switch ON.
(2) The lights come on for 15 seconds and fade out
when shifting the shift lever into the P position
and closing all the doors with the ignition switch
OFF.
(e) Check that the lights come on after opening any of
the doors.
(f) Check that the lights fade out 15 seconds after
closing all the doors, or locking all the doors.
(g) Check that the lights come on gradually with the
ignition switch ON and the shift lever in the P
position.
(h) Check that the lights dim when shifting the shift
lever from P into another position with all the doors
closed.
(i) Check that the lights stay dimmed with the ignition
switch ON and the shift lever in a position other than
P.
3. BATTERY SAVER OPERATION CHECK
(a) Turn the ignition switch OFF and close all the doors.
(b) Open any door to turn the room light on, and leave it
open. Check that the light goes off after about 20
minutes.
(c) After the room light goes off, close the driver's door.
(d) Open any door to turn the room light on, and then
open another door. Check that the room light goes
off within 20 minutes after opening the doors.
(e) Close all the doors. Open any door to turn the room
light on. Check that the room light goes off within 20
minutes.
4. LIGHT AUTO TURN OFF OPERATION CHECK
(a) Turn the ignition switch ON, and turn the light
control switch to the TAIL or HEAD position.
(b) Turn the ignition switch OFF and open the driver's
door, and check that the headlights go off after
about 30 seconds.
(c) Turn the ignition switch to the ON position, and turn
the light control switch to the TAIL or HEAD position.
(d) Turn the ignition switch OFF and open the driver's
door. Before the headlight goes off after about 30
seconds, lock all the doors and press the LOCK
switch on the wireless transmitter. Check that the
headlights go off immediately.
5. DAYTIME RUNNING LIGHT OPERATION CHECK
(a) Check that the headlights come on when the light
control switch is off with the engine running and the
parking brake released. Then check that the lights
go off under the following conditions:
(1) Turn the light control switch to the TAIL or HEAD
position.

LIGHTING – LIGHTING SYSTEMLI–13
LI
(2) Turn the ignition switch OFF. Check that the
headlights go off immediately.

LI–14LIGHTING – LIGHTING SYSTEM
LI
CUSTOMIZE PARAMETERS
HINT:
The following items can be customized.
NOTICE:
• When the customer requests a change in a function,
first make sure that the function can be customized.
• Be sure to make a note of the current settings before
customizing.
• When troubleshooting a function, first make sure that
the function is set to the default setting.
Illuminated entry
Light control (USA)
HINT:
Sensitivity adjustments are difficult to confirm. Check by
driving the customer's vehicle.
Display (Item) Default Contents Setting
LIGHTING TIME
(Lighting Time)15 secondsChanges illumination duration
after door closure.
(It will quickly fade out in case of
turning ignition switch ON.)7.5/15/30 (seconds)
I/L ON /ACC OFF
(Room light illuminates when
ignition switch turned OFF)ONIlluminates light when ignition
switch turned to ACC.
(Room light illuminated when
interior light switch in DOOR
position)ON/OFF
I/L ON / UNLOCK
(Room light illuminates when
door key unlocked.)ONFunction to light up room light
when unlocking with door key
cylinder.
(Room light illuminated when
interior light switch in DOOR
position)ON/OFF
LIGHT CONTROL ONFunction to light up foot light
when ignition switch is ON and
shift position is not P.ON/OFF
Display (Item) Default Contents Setting
DRL FUNCTION ONDaytime running light function ON
or OFF.ON/OFF

LIGHTING – LIGHTING SYSTEMLI–15
LI
PROBLEM SYMPTOMS TABLE
(2005/11-2006/01)
HINT:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms are
listed in order of probability in the "Suspected area" column of
the table. Check each symptom by checking the suspected
areas in the order they are listed. Replace parts as
necessary.
Headlight and taillight system
Symptom Suspected area See page
"Low beam" does not comes on (One side).1. HEAD LL fuse, HEAD RL fuse LI-31
2. Bulb LI-31
3. Light control switch circuitLI-62
4. Headlight relay circuitLI-28
5. Instrument panel junction blockLI-19
"Low beam" does not come on (Both sides).1. HEAD LL fuse, HEAD RL fuse LI-31
2. Bulb LI-31
3. Light control switch circuitLI-62
4. Headlight relay circuitLI-28
5. Instrument panel junction blockLI-19
"High beam" does not come on (One side).1. HEAD LH fuse, HEAD RH fuse LI-41
2. HEAD RL fuse LI-31
3. Bulb LI-42
4. Light control switch circuitLI-62
5. Headlight (Hi-beam) circuitLI-37
6. Instrument panel junction blockLI-19
"High beam" does not come on (Both sides).1. HEAD LH fuse, HEAD RH fuse LI-41
2. HEAD RL fuse LI-31
3. Bulb LI-42
4. Light control switch circuitLI-62
5. Headlight (Hi-beam) circuitLI-37
6. Instrument panel junction blockLI-19
"Low beam" and "High beam" do not come on (One
side).1. HEAD LL fuse, HEAD RL fuse LI-31
2. HEAD LH fuse, HEAD RH fuse LI-41
3. Bulb (high) LI-42
4. Bulb (low) LI-31
5. Light control switch circuitLI-62
6. Headlight relay circuitLI-28
7. Headlight (Hi-beam) circuitLI-37
8. Instrument panel junction blockLI-19
"Low beam" and "High beam" do not come on (Both
sides).1. HEAD LL fuse, HEAD RL fuse LI-31
2. HEAD LH fuse, HEAD RH fuse LI-41
3. Bulb (high) LI-42
4. Bulb (low) LI-31
5. Light control switch circuitLI-62
6. Headlight relay circuitLI-28
7. Headlight (Hi-beam) circuitLI-37
8. Instrument panel junction blockLI-19
"Flash" does not come on (Low beam and Hi-beam are
normal).1. Light control switch circuitLI-62
2. Instrument panel junction blockLI-19

LI–16LIGHTING – LIGHTING SYSTEM
LI
Light auto turn off system
Fog light system
Turn signal and hazard warning system
Headlight is dark.1. Bulb -
2. Wire harness -
Taillight does not come on (All).1. TAIL fuse LI-87
2. Light control switch circuitLI-62
3. Taillight relay circuitLI-83
4. Instrument panel junction blockLI-19
Only one front side marker light comes on.1. Bulb LI-90
2. Wire harness LI-90
Only one taillight comes on.1. Rear combination lightLI-107
2. Wire harness LI-91
Only one rear side marker light comes on.1. Bulb LI-92
2. Wire harness LI-92
Daytime running light system does not operate.1. Light control switch circuitLI-62
2. CAN communication lineCA-58
3. Parking brake switch circuitPB-14
4. Daytime running light relay circuitLI-33
5. Instrument panel junction blockLI-19
Symptom Suspected area See page
Light auto turn off system does not operate.1. Light control switch circuitLI-62
2. Ignition switchST-18
3. Door courtesy switch circuitLI-66
4. Instrument panel junction blockLI-19
Symptom Suspected area See page
Front fog light does not come on with light control
switch in TAIL or HEAD position.1. FF FOG fuse LI-48
2. Front fog light relay LI-49
3. Light control switch circuitLI-62
4. Front fog light circuitLI-45
5. Instrument panel junction blockLI-19
Only one front fog light does not come on.1. Bulb LI-48
2. Wire harnessLI-45
Symptom Suspected area See page
"Hazard" and "Turn" do not come on.1. HAZ fuse LI-59
2. ECU-IG2 fuse LI-53
3. Ignition switchST-18
4. Turn signal flasher relayLI-145
5. Wire harness -
Hazard warning light does not come on (Turn is
normal).1. Hazard warning switch LI-60
2. Wire harnessLI-56
Turn signal does not come on (Hazard is normal).1. Headlight dimmer switch (turn signal switch) LI-54
2. Wire harnessLI-50
Turn signal does not come on in one direction.1. Headlight dimmer switch (turn signal switch) LI-54
2. Wire harnessLI-50
Only one bulb does not come on.1. Bulb LI-56
2. Wire harnessLI-50 Symptom Suspected area See page

LIGHTING – LIGHTING SYSTEMLI–17
LI
Stop light system
Illuminated entry system
Foot light system
Others
Symptom Suspected area See page
Stop light does not operate (All).1. STOP fuse LI-26
2. BRK relayLI-151
3. Stop light switchBR-13
4. Wire harnessLI-24
Only one stop light does not operate.1. Rear combination lightLI-107
2. Wire harnessLI-24
Symptom Suspected area See page
Illuminated entry of multiplex network body ECU
control does not operate (All).1. Ignition switchST-18
2. Door lock position circuitLI-70
3. Door courtesy switch circuitLI-66
4. Illumination circuitLI-75
5. Instrument panel junction blockLI-19
Symptom Suspected area See page
Step light of body ECU control does not operate.1. Ignition switchST-18
2. Door lock position switchLI-70
3. Door courtesy switch circuitLI-66
4. Footwell light circuitLI-73
5. Instrument panel junction blockLI-19
Symptom Suspected area See page
Vanity light does not operate.1. BulbLI-127
2. Vanity light switchLI-128
3. Wire harness -
Back-up light does not come on (All).1. GAUGE1 fuse LI-61
2. Park / neutral position switchAX-108
3. Wire harnessLI-59
Back door courtesy light does not come on.1. BulbLI-122
2. DOME fuse -
3. Back door courtesy switchLI-143
4. Wire harness -
Center console illumination does not come on.1. Center console lightLI-130
2. Wire harness -

LI–18LIGHTING – LIGHTING SYSTEM
LI
PROBLEM SYMPTOMS TABLE
(2006/01- )
HINT:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms are
listed in order of probability in the "Suspected Area" column
of the table. Check each symptom by checking the suspected
areas in the order they are listed. Replace parts as
necessary.
Headlight and taillight system
Symptom Suspected Area See page
"Low beam" does not comes on (One side).1. HEAD LL fuse, HEAD RL fuse LI-31
2. Bulb LI-31
3. Light control switch circuitLI-62
4. Headlight relay circuitLI-28
5. Instrument panel junction blockLI-19
"Low beam" does not come on (Both sides).1. HEAD LL fuse, HEAD RL fuse LI-31
2. Bulb LI-31
3. Light control switch circuitLI-62
4. Headlight relay circuitLI-28
5. Instrument panel junction blockLI-19
"High beam" does not come on (One side).1. HEAD LH fuse, HEAD RH fuse LI-41
2. HEAD RL fuse LI-31
3. Bulb LI-42
4. Light control switch circuitLI-62
5. Headlight (Hi-beam) circuitLI-37
6. Instrument panel junction blockLI-19
"High beam" does not come on (Both sides).1. HEAD LH fuse, HEAD RH fuse LI-41
2. HEAD RL fuse LI-31
3. Bulb LI-42
4. Light control switch circuitLI-62
5. Headlight (Hi-beam) circuitLI-37
6. Instrument panel junction blockLI-19
"Low beam" and "High beam" do not come on (One
side).1. HEAD LL fuse, HEAD RL fuse LI-31
2. HEAD LH fuse, HEAD RH fuse LI-41
3. Bulb (high) LI-42
4. Bulb (low) LI-31
5. Light control switch circuitLI-62
6. Headlight relay circuitLI-28
7. Headlight (Hi-beam) circuitLI-37
8. Instrument panel junction blockLI-19
"Low beam" and "High beam" do not come on (Both
sides).1. HEAD LL fuse, HEAD RL fuse LI-31
2. HEAD LH fuse, HEAD RH fuse LI-41
3. Bulb (high) LI-42
4. Bulb (low) LI-31
5. Light control switch circuitLI-62
6. Headlight relay circuitLI-28
7. Headlight (Hi-beam) circuitLI-37
8. Instrument panel junction blockLI-19
"Flash" does not come on (Low beam and Hi-beam are
normal).1. Light control switch circuitLI-62
2. Instrument panel junction blockLI-19

LIGHTING – LIGHTING SYSTEMLI–19
LI
Light auto turn off system
Fog light system
Turn signal and hazard warning system
Headlight is dark.1. Bulb -
2. Wire harness -
Taillight does not come on (All).1. TAIL fuse LI-87
2. Light control switch circuitLI-62
3. Taillight relay circuitLI-83
4. Instrument panel junction blockLI-19
Only one front side marker light comes on.1. Bulb LI-90
2. Wire harness LI-90
Only one taillight comes on.1. Rear combination lightLI-107
2. Wire harness LI-91
Only one rear side marker light comes on.1. Bulb LI-92
2. Wire harness LI-92
Daytime running light system does not operate.1. Light control switch circuitLI-62
2. CAN communication lineCA-60
3. Parking brake switch circuitPB-14
4. Daytime running light relay circuitLI-33
5. Instrument panel junction blockLI-19
Symptom Suspected Area See page
Light auto turn off system does not operate.1. Light control switch circuitLI-62
2. Ignition switchST-18
3. Door courtesy switch circuitLI-66
4. Instrument panel junction blockLI-19
Symptom Suspected Area See page
Front fog light does not come on with light control
switch in TAIL or HEAD position.1. FF FOG fuse LI-48
2. Front fog light relay LI-49
3. Light control switch circuitLI-62
4. Front fog light circuitLI-45
5. Instrument panel junction blockLI-19
Only one front fog light does not come on.1. Bulb LI-48
2. Wire harnessLI-45
Symptom Suspected Area See page
"Hazard" and "Turn" do not come on.1. HAZ fuse LI-59
2. ECU-IG2 fuse LI-53
3. Ignition switchST-18
4. Turn signal flasher relayLI-145
5. Wire harness -
Hazard warning light does not come on (Turn is
normal).1. Hazard warning switch LI-60
2. Wire harnessLI-56
Turn signal does not come on (Hazard is normal).1. Headlight dimmer switch (turn signal switch) LI-54
2. Wire harnessLI-50
Turn signal does not come on in one direction.1. Headlight dimmer switch (turn signal switch) LI-54
2. Wire harnessLI-50
Only one bulb does not come on.1. Bulb LI-56
2. Wire harnessLI-50 Symptom Suspected Area See page