2005 TOYOTA AVENSIS Service Repair Manual

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Page 3049 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 650ND±02
E15683
± LIGHTINGLIGHTING SYSTEM
65±5
AVENSIS REPAIR MANUAL (RM1018E)
ON±VEHICLE INSPECTION
1. INSPECT TURN SIGNAL FLASHER CIRCUIT
(a) Measure voltage between the terminal as shown in t

Page 3050 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual E68999
LH:
RH: 1
13
3 2
2
1
25
E68130
65±6
± LIGHTINGLIGHTING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
2. INSPECT HEADLAMP ASSEMBLY (HEADLIGHT
BEAM LEVEL CONTROL ACTUATOR OPERATION)
(a) Disconnect t

Page 3051 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual ± LIGHTINGLIGHTING SYSTEM
65±7
AVENSIS REPAIR MANUAL (RM1018E)
(b) Connect the connector to the headlamp leveling ECU
assy, then turn the ignition switch ON and light control
switch into HEAD pos

± LIGHTINGLIGHTING SYSTEM
65±7
AVENSIS REPAIR MANUAL (RM1018E)
(b) Connect the connector to the headlamp leveling ECU
assy, then turn the ignition switch ON and light control
switch into HEAD position. Inspect the wire harness side
connector from the back side as shown in the chart.
Standard:
Tester connectionConditionSpecified condition
2 ± body groundAlways5 V
3 ± body ground3 secs. after vehicle height change for 10 secs.1.0 to 13 V
4 ± body ground3 secs. after vehicle height change for 10 secs.1.0 to 13 V
5 ± body groundAlways0 to 5 V
6 ± body groundAlways0 to 5 V
10 ± body groundHeadlamp Switch is OFF ON10 to 14 V Below 1 V
11 ± body groundBeam level warning light OFF ON10 to 14 V Below 1 V
12 ± body groundTurn the vehicle wheelPuls generation
13 ± body groundAlways10 to 14 V
14 ± body groundAlways10 to 14 V
15 ± body groundAlways5 V
20 ± body groundAlwaysBelow 1 V
21 ± body groundAlwaysBelow 1 V
22 ± body groundAlwaysBelow 1 V
23 ± body groundAlwaysBelow 1 V
4. HEADLAMP AUTO LEVERING OPERATION CHECK
(a) Check that the initialization (determination of the initial position) for the leveling motor is performed at
the engine±start.
(b) Check that the warning indicator in the combination meter assy illuminates for approximately 3 se-
conds at the engine±start and then goes off.
(c) Check that the reflector works when:
Keeping the rear of the vehicle up or down while the engine is running with the vehicle stopped and
the headlamp dimmer switch in the HEAD position.
NOTICE:
Make sure to change the vehicle's height slowly.
5. FAIL±SAFE FUNCTION
(a) Headlamp Leveling Control ECU
HINT:
The Headlamp Leveling Control ECU performs the fail±safe when detecting following troubles. At this the
warning indicator light on the combination meter lights up.
Trouble AreaConditionHeadlight levering motor
1. Height control sensorSignal level error
Out of voltageStop leveling operation
2. Headlamp leveling control ECUWatchdock detection
High voltageStop leveling operation

Page 3052 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 65±8
± LIGHTINGLIGHTING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
(b) Light control computer
ConditionContent
Output openLighting of the headlamp stops, the condition is maintained until
switch is tu

Page 3053 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 650SQ±01
65±2
±
LIGHTING LIGHTING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
PROBLEM SYMPTOMS TABLE
1. HEADLIGHT SYSTEM
SymptomSuspect AreaSee page
Only one headlamp comes on.
1. Bulb
2. H±LP LL, H�

650SQ±01
65±2
±
LIGHTING LIGHTING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
PROBLEM SYMPTOMS TABLE
1. HEADLIGHT SYSTEM
SymptomSuspect AreaSee page
Only one headlamp comes on.
1. Bulb
2. H±LP LL, H±LP RL fuse
3. Light control computer (w/ HID)
4. Harness or connector±
±
±
±
Headlamp does not come on (All).
1. H±LP LL, H±LP RL fuse
2. H±HP relay
3. Headlamp dimmer switch assy
4. Harness or connector
5. Integration relay (w/ Daytime running light system)±
±
65±9 ±
±
ºHI±Beamº does not come on (All).
1. Bulb
2. H±LP HI LH, H±LP HI RH fuse
3. DIM relay (w/ Daytime running light system)
4. Headlamp dimmer switch assy
5. Harness or connector
6. Integration relay (w/ Daytime running light system)±
±
±
65±9 ±
±
ºHI±Beamº does not come on (One side).1. Bulb
2. Harness or connector±
±
ºFlashº does not come on.
(Headlamp and Hi±Beam is normal)1. Headlamp dimmer switch assy
2. Harness or connector
3. Integration relay (w/ Daytime running light system)65±9
±
±
Headlamp is dark.1. Bulb
2. Harness or connector±
±
Tail lamp does not come on (All).
1. TAIL fuse
2. TAIL relay
3. Headlamp dimmer switch assy
4. Harness or connector
5. Integration relay (w/ Daytime running light system)±
±
65±9 ±
±
Only one tail lamp comes on.1. Bulb
2. Harness or connector±
±
Rear combination light does not come on.1. Bulb
2. Harness or connector±
±
Daytime running light system does not operate.
1. Headlamp dimmer switch assy
2. Ignition switch
3. Harness or connector
4. Integration relay65±9±
±
±
2. FOG LAMP SYSTEM
SymptomSuspect AreaSee page
Front fog lamp does not come on with light control switch in TAIL
or HEAD position.
1. FR FOG fuse
2. FR FOG relay
3. Headlamp dimmer switch assy
4. Harness or connector±
±
65±9 ±
Only one front fog lamp does not come on.1. Bulb
2. Harness or connector±
±
Rear fog lamp does not come on with light control switch in HEAD
position.
1. RR FOG fuse
2. RR FOG relay
3. Headlamp dimmer switch assy
4. Harness or connector±
±
65±9 ±
Only one rear fog lamp does not come on.1. Bulb
2. Harness or connector±
±

Page 3054 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual ±
LIGHTING LIGHTING SYSTEM
65±3
AVENSIS REPAIR MANUAL (RM1018E)
3. TURN SIGNAL AND HAZARD WARNING SYSTEM
SymptomSuspect AreaSee page
ºHazardº and ºTurnº do not come on.
1. HAZARD fuse
2. GAUGE

±
LIGHTING LIGHTING SYSTEM
65±3
AVENSIS REPAIR MANUAL (RM1018E)
3. TURN SIGNAL AND HAZARD WARNING SYSTEM
SymptomSuspect AreaSee page
ºHazardº and ºTurnº do not come on.
1. HAZARD fuse
2. GAUGE2 fuse
3. IG1 relay
4. Ignition switch
5. Turn signal flasher relay
6. Harness or connector±
±
±
±
65±5
±
Hazard warning light does not come on.
(Turn is normal)1. Hazard warning switch
2. Harness or connector65±9±
Turn signal does not come on.
(Hazard is normal)1. Headlamp dimmer switch (turn signal switch)
2. Harness or connector65±9±
Turn signal does not come on in one direction.1. Headlamp dimmer switch (turn signal switch)
2. Harness or connector65±9±
Only one bulb does not come on.1. Bulb
2. Harness or connector±
±
4. ILLUMINATED ENTRY SYSTEM
SymptomSuspect AreaSee page
Illumination lamp of Multiplex body ECU control does not come
on.
1. Ignition switch
2. Door courtesy switch
3. Door lock position switch
4. Harness or connector
5. Integration relay±
65±9
05±1534 ±
±
Illumination lamp of Multiplex body ECU control does not go off.
1. Ignition switch
2. Door courtesy switch
3. Door lock position switch
4. Harness or connector
5. Integration relay±
65±9
05±1534 ±
±
5. HEADLIGHT BEAM LEVEL CONTROL SYSTEM (W/O HID)
SymptomSuspect AreaSee page
Headlight beam level control system does not operate (All).
1. TAIL relay
2. Headlamp leveling switch
3. Harness or connector±
65±9 ±
Headlight beam level control system does not operate (One side).
1. Headlamp leveling switch
2. Headlight beam level control actuator
3. Harness or connector65±9
65±5±
6. HEADLIGHT BEAM LEVEL CONTROL SYSTEM (W/ HID)
SymptomSuspect AreaSee page
Headlight beam level control system does not operate (All).
1. GAUGE2 fuse
2. Ignition switch
3. Speed sensor signal circuit
4. Height control sensor sub±assy
5. Headlamp leveling ECU assy
6. Harness or connector±
±
±
65±9
65±5 ±
Headlight beam level control system does not operate (One side).
1. Headlamp leveling ECU assy
2. Headlight beam level control actuator
3. Harness or connector65±5
65±5±
Beam level warning light comes on.
1. Height control sensor sub±assy
2. Headlamp leveling ECU assy
3. Harness or connector65±9
65±5±

Page 3055 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 65±4
± LIGHTINGLIGHTING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
7. OTHERS
SymptomSuspect AreaSee page
Vanity light does not operate.1. Bulb
2. Harness s or connector±
±
Instrument panel illuminat

Page 3056 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 650NC±02
± LIGHTINGLIGHTING SYSTEM
65±1
AVENSIS REPAIR MANUAL (RM1018E)
LIGHTING SYSTEM
PRECAUTION
1. PRECAUTION OF HEADLIGHT BULB REPLACEMENT
(a) When any defects such as deformation, crack, den

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