NHTSA ID Number: 10232543
Manufacturer Communication Number: WQK47R
TSB/Document Date: 2023-03-06
Summary
E
D
2-2 Way Connector
Front
Photo D
Photo 2
Photos Taken With Fuel Tank Cover Removed
E
F
2-2 Way Connector
G
Photo E
Clip
Photo G
F
Clip
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 16
IMPORTANT: If brake piping is covered with water, snow, etc., blow it away with
compressed air and dry completely before starting the inspection process.
(3) Dust and Dirt Removal:
(3-1) F
or Brake Pipe Portion E, use a tooth brush
and compressed air to remove dust and dirt.
(Photo 3)
IMPORTANT: NEVER use a metal / wire brush!
(3-2) F
or Brake Pipe Portion D, F and G, use only
compressed air to remove dust and dirt.
2-2 Way Connector
Photo 3
Be sure to carefully brush the brake piping to prevent
damage.
(4) Visual Check:
(4-1) C
heck for fluid leakage from Brake Pipe
Portion D. (Photo D)
D
2-2 Way Connector
Photo D
E
(4-2) C
heck for fluid leakage from Brake Pipe
Portion E. (Photo E)
Clip
Photo E
F
(4-2) C
heck for fluid leakage from Brake Pipe
Portion F. (Photo F)
Clip
Photo F
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 17
Brake Pipe
Fuel Tank
(4-3) Check for fluid leakage from Brake Pipe
Portion G. (Photo G)
G
Clip
Front
Body Frame
Photo G
(5) Determination of Required Repairs:
(5-1) If no brake fluid leakage is verified:
Proceed to [Step 2] “BRAKE FLUID LEAKAGE INSPECTION #2 WITH
BRAKE PEDAL DEPRESSED.
(5-2) If brake fluid leakage is verified:
Proceed to [Step 4] “BRAKE PIPING REPLACEMENT”.
IMPORTANT: The decision to replace brake piping should strictly be made ONLY when
brake fluid leakage is verified. Replacement of brake piping due to other reasons including
surface rust are not a matter for warranty. Questions related to any out of warranty concerns
should be directed to your DPSM.
5. [Step 2] BRAKE FLUID LEAKAGE INSPECTION #2 WITH BRAKE PEDAL
DEPRESSED (for all vehicles)
(1) Preparation:
(1-1) Lower the vehicle.
(2) Depressing Brake Pedal Procedure:
(2-1) Start the engine and allow it to idle.
(2-2) Measure dimension “L2” (foot off
pedal) as shown in Drawing 2.
(2-3) Depress the brake pedal until the
dimension from steering wheel
to brake pedal “L1” becomes
110mm greater than dimension
“L2”.
(2-4) Hold the brake pedal in that
position for about 3 seconds.
Drawing 2
(2-5) Shut off the engine.
(2-6) Raise the vehicle.
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 18
(3) Visual Inspection:
FOR LEGACY AND OUTBACK VEHICLES
(3-1) Check on fluid leakage from Brake Pipe
Portion A. (Photo A)
2-2 Way Connector
Photo A
Brake Pipe
Fuel Tank
(3-2) Check for fluid leakage from Brake Pipe
Portion B. (Photo B)
Body
Frame
Front
Clip
Photo B
Front
Brake Pipe
(3-3) Check for fluid leakage from Brake Pipe
Portion C. (Photo C)
Clip
FOR IMPREZA AND FORESTER VEHICLES
Body Frame
Photo C
(3-1) Check for fluid leakage from Brake Pipe
Portion D. (Photo D)
D
2-2 Way Connector
Photo D
E
(3-2) Check for fluid leakage from Brake Pipe
Portion E. (Photo E)
Clip
Photo E
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 19
F
(3-3) Check for fluid leakage from Brake Pipe
Portion F. (Photo F)
Clip
Photo F
(3-4) Check for fluid leakage from Brake Pipe
Portion G. (Photo G)
G
Clip
Front
Body Frame
Photo G
(4) Determination of Required Repairs (for all vehicles):
(4-1) If no brake fluid leakage is verified, Proceed to [Step 3] “APPLICATION of
RUST-PROOFING”.
(4-2) If brake fluid leakage is verified, Proceed to [Step 4] “BRAKE PIPING
REPLACEMENT”.
IMPORTANT: The decision to replace brake piping should be made ONLY when brake
fluid leakage is verified. Replacement of brake piping due to other reasons including surface
rust is not a matter for warranty. Questions related to any out of warranty concerns should
be directed to your DPSM.
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 20
6. [Step 3] APPLICATION OF RUST-PROOFING
IMPORTANT:
• Always wear Safety Goggles and a Particle Mask.
• Keep away from open flame.
(1) Preparation:
(1-1) A
ssemble the spray gun and nozzle
according to “4. Spray Gun: Assembly
and Adjusting”.
(1-2) Set zero-point of discharge knob and air
needle of spray gun according to 4-2:
Adjusting of Spray Gun: A: Zero-point
Setting of Discharge Knob and Air
Needle.
Regulator NOT included
Photo 4
(1-3) Fill in the tank with anti-rust wax.
(1-4) A
djust wax amount and air volume by setting the discharge knob, air needle,
and compressor air pressure of spray gun according to 4-2: B: Adjustment of
Wax Amount and Air Volume”.
(1-5) Test-spray wax to confirm gun operates as intended.
IMPORTANT: Application of wax should always be at room temperature as wax
will not be spread effectively in cold temperatures.
(2) Application of Anti-rust Wax:
Spray the anti-rust wax material onto each area as described using the suggested spraying
time and amount listed: Spraying time: 3 seconds or more on each area.
FOR LEGACY AND OUTBACK VEHICLES
(for Impreza and Forester vehicles, proceed to Pg.25)
(2-1) Spraying Brake Pipe Portion A:
(2-1-1) Open the inspection hole cover in
the fuel tank cover and insert the
nozzle. (Photo A0)
Brake Pipe
Photo A0
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 21
2-2 Way Connector
(2-1-2) I nsert the nozzle over the left-lower pipe
of the 2-2 Way Connector. Remove the
nozzle while spraying for 3 seconds or
more. (Photo A1)
Nozzle
Left-lower pipe
Photo A1
2-2 Way Connector
(2-1-3) Insert the nozzle over the left-upper pipe
of the 2-2 Way Connector. Remove the
nozzle while spraying for 3 seconds or
more. (Photo A2)
Nozzle
Left-upper pipe
Nozzle
Photo A2
Right-upper pipe
(2-1-4) Insert the nozzle over the right-upper pipe
of the 2-2 Way Connector. Remove the
nozzle while spraying for 3 seconds or
more. (Photo A3)
2-2 Way Connector
Nozzle
Photo A3
Right-lower pipe
(2-1-5) Insert the nozzle over the right-lower pipe
of the 2-2 Way Connector. Remove the
nozzle while spraying for 3 seconds or
more. (Photo A4)
2-2 Way Connector
Photo A4
IMPORTANT:
•
Spray until the sprayed wax material
drips. (Photo A5)
•
To insure the proper amount of wax is
applied, follow the steps listed above
closely.
Photo A5
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 22
(2-2) Spraying Brake Pipe Portion B:
(2-2-1) Insert the nozzle between the brake
pipe and the body frame in front
of the clip until the nozzle touches
the body frame. Remove the nozzle
while spraying for 3 seconds or
more. (Photo B1)
(2-2-2) Insert the nozzle between the brake
pipe and the fuel tank in front of
the clip until the nozzle touches the
body frame. Remove the nozzle
while spraying for 3 seconds or
more. (Photo B2)
(2-2-3) Insert the nozzle between the brake
pipe and the fuel tank at the rear of
the clip until the nozzle touches
the body frame. Remove the nozzle
while spraying for 3 seconds or
more. (Photo B3)
(2-2-4) Insert the nozzle between brake
pipe and the body frame at the rear
of the clip until the nozzle touches
the body frame. Remove the nozzle
while spraying for 3 seconds or
more. (Photo B4)
Fuel Tank
Clip
Body Frame
Nozzle
Brake Pipe
Front
Photo B1
Brake Pipe Fuel Tank
Clip
Body Frame
Nozzle
Front
Nozzle
Photo B2
Brake Pipe
Body Frame
Clip
Front
Nozzle
Photo B3
Brake Pipe
Front
Fuel Tank
Body Frame
Photo B4
IMPORTANT:
•
Spray until the sprayed wax material
drips. (Photo B5)
•
To insure the proper amount of wax is
applied, follow the steps listed above
closely.
Photo B5
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 23
(2)-3) Spraying Brake Pipe C:
Brake Pipe
(2-3-1) Insert the nozzle between the brake
pipe and the body frame in front of
the clip as far as possible. Remove
the nozzle while spraying for 3
seconds or more. (Photo C1)
Fuel Tank
Body Frame
Nozzle
Front
Photo C1
(2-3-2) Insert the nozzle between the brake
pipe and the fuel tank in front of the
clip as far as possible. Remove the
nozzle while spraying for 3 seconds
or more. (Photo C2)
Body Frame
(2-3-3) Insert the nozzle between the brake
pipe and the fuel tank at the rear of
the clip as far as possible. Remove
the nozzle while spraying for 3
seconds or more. (Photo C3)
(2-3-4) Insert the nozzle between brake pipe
and body frame at the rear of the
clip as far as possible. Remove the
nozzle while spraying for 3 seconds
or more. (Photo C4)
Photo C2
Fuel Tank
Clip
Front
Fuel Tank
Brake Pipe
Front
Nozzle
Clip
Front
Brake Pipe
Clip
Nozzle
Body Frame
Photo C3
Clip
Nozzle
Body Frame
Photo C4
IMPORTANT:
•
Spray until the sprayed wax material drips.
(Photo C5)
•
To insure the proper amount of wax is
applied, follow the steps listed above closely.
Photo C5
(3) Close inspection hole cover and lower the vehicle.
Continued...
Bulletin Number: WQK-47R; Revised: July 29, 2014
Page 24
FOR IMPREZA AND FORESTER VEHICLES
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TSB/Document ID: WQK47R
Replacement Service Bulletin Number:
MFR Communication Date: 2014-07-29
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: FUEL SYSTEM, GASOLINE
MFR Component System:
MFR Component Subsystem:
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