Toyota Yaris: Headlight Assembly / Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
NOTICE:
-
Handle components indoors as much as possible to prevent foreign matter from entering and adhering to headlight assembly components.
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Do not reuse parts which have reduced fastening ability due to thread damage.
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When installing components, make sure that the wire harness is not pinched or pulled.
-
Do not use solvent to clean components. Only clean them with a dry cloth.
HINT:
-
Use the same procedure for the RH side and LH side.
-
The following procedure is for the LH side.
PROCEDURE
1. INSTALL HEADLIGHT HOUSING SUB-ASSEMBLY
HINT:
As the headlight housing sub-assembly is available as a supply part, proceed to the next step if it is necessary to change the headlight housing sub-assembly.
(a) Install the pivot screw. | |
(b) Engage the claws to install a new aiming screw. | |
2. INSTALL HEADLIGHT CORD
(a) Engage the claws to install the headlight cord.
| Install in this Direction |
(b) Engage the clamp.
3. INSTALL HEADLIGHT UNIT ASSEMBLY
NOTICE:
-
Make sure to wear clean rubber gloves when performing this procedure.
-
Do not allow dirt or foreign matter to get on the headlight unit assembly or other components.
-
Prevention of static electricity is required during this procedure.
-
Use static electricity countermeasures SST (desktop anti-static mat set) and observe all precautions to prevent damage to the system by electrostatic discharge (ESD).
-
Do not touch the headlight unit assembly with bare hands.
-
Do not allow metallic surfaces to become dirty, as such surfaces become damaged even if they are only lightly wiped with a soft cloth.
-
If there are any fingerprints or foreign matter on the headlight unit assembly or other components, wipe them off with a soft cloth.
-
Do not use solvent to clean components. Only clean them with a dry cloth.
SST: 09890-47010
09891-04010
09891-04020
09891-04030
09891-04040
(a) When reusing the headlight unit assembly:
(1) Engage the claws to install a new pivot collar. | |
(b) Temporarily install the headlight unit assembly to the headlight housing sub-assembly.
| Install in this Direction |
(c) While holding the headlight unit assembly by hand, turn the aiming screw. HINT: Turn the aiming screw the same number of times as they were turned during removal. | |
(d) Engage the pivot collar. | |
(e) Connect the connector.
4. INSTALL LIGHT CONTROL LED ECU
NOTICE:
-
Make sure to wear clean rubber gloves when performing this procedure.
-
Do not allow dirt or foreign matter to get on the headlight unit assembly or other components.
-
Prevention of static electricity is required during this procedure.
-
Use static electricity countermeasures SST (desktop anti-static mat set) and observe all precautions to prevent damage to the system by electrostatic discharge (ESD).
-
Do not touch the headlight unit assembly with bare hands.
-
Do not allow metallic surfaces to become dirty, as such surfaces become damaged even if they are only lightly wiped with a soft cloth.
-
If there are any fingerprints or foreign matter on the headlight unit assembly or other components, wipe them off with a soft cloth.
-
Do not use solvent to clean components. Only clean them with a dry cloth.
(a) Engage the guide to install the light control LED ECU. | |
(b) Install the screw.
(c) Connect the connector. | |
5. INSTALL HEADLIGHT LENS GASKET
NOTICE:
-
The headlight lens gasket must not be reused.
-
Make sure to wear clean rubber gloves when performing this procedure.
-
Do not touch the inner surface of the lens and metallic surfaces as much as possible, or they may become dirty.
-
Do not allow metallic surfaces to become dirty, as such surfaces become damaged even if they are only lightly wiped with a soft cloth.
-
If there are any fingerprints or foreign matter on the headlight unit assembly or other components, wipe them off with a soft cloth.
-
Do not use solvent to clean components. Only clean them with a dry cloth.
(a) Completely remove the old headlight lens gasket.
(b) Clean the installation groove of the headlight lens sub-assembly.
| Cleaning Area |
(c) Partially remove the release paper from a new headlight lens gasket, and cut off a piece of it. |
| *a | Release Paper | *b | Tape | *c | 45° | | |
(d) Fold the release paper over the tip of a screwdriver and secure it in place with tape as indicated by the arrows, in the order shown in the illustration.
(e) Using scissors, cut the end of the headlight lens gasket at a 45° angle.
(f) Install the headlight lens gasket as shown in the illustration. | |
(g) Using a screwdriver with their tips wrapped in release paper, completely press the headlight lens gasket into the groove to install it.
6. INSTALL HEADLIGHT LENS SUB-ASSEMBLY
NOTICE:
-
Make sure to wear clean rubber gloves when performing this procedure.
-
Do not allow dirt or foreign matter to get on the headlight lens sub-assembly.
-
Prevention of static electricity is required during this procedure.
-
Use static electricity countermeasures SST (desktop anti-static mat set) and observe all precautions to prevent damage to the system by electrostatic discharge (ESD).
-
Do not touch the headlight lens sub-assembly with bare hands.
-
Do not touch the inner surface of the lens and metallic surfaces as much as possible, or they may become dirty.
-
Do not allow metallic surfaces to become dirty, as such surfaces become damaged even if they are only lightly wiped with a soft cloth.
-
If there are any fingerprints or foreign matter on the back of the headlight lens sub-assembly, wipe them off with a soft cloth.
-
Do not use solvent to clean components. Only clean them with a dry cloth.
SST: 09890-47010
09891-04010
09891-04020
09891-04030
09891-04040
(a) Clean the sealing surface of the headlight lens sub-assembly.
(b) Engage the claws to install the headlight lens sub-assembly to the headlight housing sub-assembly. NOTICE: Make sure all of the claws are engaged. | |
(c) Install the 9 screws. | |
(d) Connect the connector.
(e) Check the installation condition of the headlight lens gasket.
NOTICE:
Make sure the headlight lens gasket is not protruding and completely contacts the headlight lens sub-assembly.
7. INSTALL NO. 1 HEADLIGHT COVER
(a) Install the No. 1 headlight cover as shown in the illustration.
| Install in this Direction |
8. INSTALL HEADLIGHT LEVELING MOTOR BASE PACKING
(a) Install a new headlight leveling motor base packing. | |
9. INSTALL HEADLIGHT LEVELING MOTOR
(a) Install the headlight leveling motor as shown in the illustration.
| Install in this Direction |
(b) Turn the aiming screw as shown in the illustration. HINT: Turn the aiming screw the same number of times as they were turned during removal. | |
ADJUSTMENT PROCEDURE 1. PREPARE VEHICLE FOR HEADLIGHT AIM ADJUSTMENT (a) Prepare the vehicle:
Ensure that the vehicle body is not damaged or deformed around the headlights...
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1...
Other information:
DESCRIPTION Problem Symptom Suspected Area Trouble Area
Engine speed fluctuation due to abnormal combustion
Idle speed too low or high
Strong engine vibration due to above symptoms
Ignition malfunction
Deviation in air fuel ratio (Excessive or insufficient intake air volume or fuel supply)
Insufficient compression
Changes in load from another system
Ignition system
Spark plug
Ignition coil assembly
Fuel system
Direct fuel injector assembly
Port fuel injector assembly
Fuel pump assembly (for high pressure side)
Fuel pump (for low pressure side)
Fuel pump control circuit
Fuel line
Purge VSV system
Fuel quality (existence of foreign matter, degradation)
Intake and exhaust systems
Mass air flow meter sub-assembly
Intake system
(Air leaks or deposit accumulation)
Throttle body with motor assembly
Air fuel ratio sensor (sensor 1)
Air fuel ratio sensor (sensor 2)
Cam timing oil control solenoid assembly
Variable Valve Timing system (VVT system)
Other control systems
ECM
Wire harness or connector
Knock control sensor
Engine coolant temperature sensor
Engine
Water control valve
Engine assembly
Engine mount
High load from another system
Air conditioning system
Power steering system
Electrical load signal system
SYMPTOM AND CAUSE OF SYSTEM MALFUNCTION HINT: The following are descriptions of the characteristics of each system malfunction...
Opening the liftgate (5-Door)
Using the electric liftgate opener
Unlock the doors and liftgate,
then press the electric liftgate
opener on the liftgate and raise
the liftgate when the latch
releases.
Opening the liftgate (With the advanced keyless function)
A locked liftgate can also be opened while the key is being carried...