can NISSAN TEANA 2003 Service Manual
Page 821 of 3502
PRECAUTIONS
BR-3
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PRECAUTIONSPFP:00001
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT
BELT PRE-TENSIONER”
BFS000BB
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along
with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain
types of collision. Information necessary to service the system safely is included in the SRS and SB section of
this Service Manual.
WARNING:
To avoid rendering the SRS inoperative, which could increase the risk of personal injury or death
in the event of a collision which would result in air bag inflation, all maintenance must be per-
formed by an authorized NISSAN/INFINITI dealer.
Improper maintenance, including incorrect removal and installation of the SRS, can lead to per-
sonal injury caused by unintentional activation of the system. For removal of Spiral Cable and Air
Bag Module, see the SRS section.
Do not use electrical test equipment on any circuit related to the SRS unless instructed to in this
Service Manual. SRS wiring harnesses can be identified by yellow and/or orange harnesses or
harness connectors.
Precautions for Brake SystemBFS000BC
Clean dust on front brake and rear brake with a vacuum dust collector. Do not blow with compressed air.
Recommended fluid is brake fluid “DOT 3 or DOT 4”. Refer to MA-14, "Fluids and Lubricants" .
Do not reuse drained brake fluid.
Be careful not to splash brake fluid on painted areas; it may cause paint damage. If brake fluid is splashed
on painted surfaces of body, immediately wipe it off and them wash it away with water immediately.
To clean or wash all parts of master cylinder, disc brake caliper, use clean brake fluid.
Do not use mineral oils such as gasoline or kerosene. They will ruin rubber parts of the hydraulic system.
Use a flare nut torque wrench when installing brake tube.
When installing brake tube, be sure to check torque.
Before working, turn ignition switch OFF and disconnect electri-
cal connector of ABS actuator and electric unit (control unit) or
battery cables.
Burnish the brake contact surfaces after refinishing or replacing
rotors, after replacing pads, or if a soft pedal occurs at very low
mileage. Refer to BR-32, "
BRAKE BURNISHING PROCE-
DURE" (Front disc brake), BR-39, "BRAKE BURNISHING
PROCEDURE" (Rear disc brake).
WARNING:
Clean brake pads and shoes with a waste cloth, then wipe with a dust collector.
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BR-6
BRAKE PEDAL
BRAKE PEDALPFP:46501
Inspection and AdjustmentBFS000BG
Play and clearance inspection between brake pedal and floor panel with pedal depressed.
Check brake pedal height from dash lower panel (1).
Adjust height referring to the following specifications.
ADJUSTMENT
1. Loosen stop lamp switch, brake switch and/or ASCD cancel
switch by turning it counterclockwise by 45°.
2. Loosen lock nut “A” on input rod, then rotate input rod to set,
brake pedal to the specified height, and tighten lock nut “A”.
Refer to BR-22, "
COMPONENTS" .
CAUTION:
Make sure the threaded end of input rod stays inside clevis.
3. With pedal pulled and held by hand, press stop lamp switch,
brake switch and/or ASCD cancel switch until its threaded end
contacts bracket.
4. With threaded end of stop lamp switch, brake switch and/or
ASCD cancel switch contacting bracket, rotate switch clockwise
by 45° to secure.
CAUTION:
Make sure that the clearance “C” between bracket and
end of stop lamp switch, brake switch and/or ASCD can-
cel switch is within the standard.
When locking stop lamp switch and ASCD cancel switch,
pull brake pedal to avoid moving toward the direction
where switches are being pressed.
5. Check the pedal play.
CAUTION:
Make sure that stop lamps goes off when pedal is released.
6. Start engine to check brake pedal depressed height.
H1Brake pedal free height (from dash lower panel
(1) top surface)195.8 - 205.8 mm
(7.71 - 8.10 in)
H
2
Depressed brake pedal height
[under a force of 490 N (50 kg, 110 lb) with
engine running]More than 115 mm
(4.53 in)
CClearance between the threaded end of stop
lamp switch, brake switch and/or ASCD cancel
switch (2) and bracket (3)0.74 - 1.96 mm
(0.0291 - 0.0772 in)
A Pedal play3-11 mm
(0.12 - 0.43 in)
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BRAKE PEDAL
BR-7
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Removal and InstallationBFS000BH
COMPONENTS
NOTE:
Clevis pin can be installed from both left and right.
REMOVAL
1. Remove instrument driver lower panel. Refer to IP-10,
"INSTRUMENT PANEL ASSEMBLY" .
2. Disconnect stop lamp switch connector, brake switch and/or
ASCD cancel switch connector.
3. Remove stop lamp switch, brake switch and/or ASCD cancel
switch from brake pedal assembly.
4. Remove snap pin and clevis pin from brake booster clevis.
5. Remove pedal bracket mounting nuts and bolt, and remove
brake pedal assembly from vehicle.
1. Clevis pin 2. Clip 3. Stop lamp switch
4. Brake switch (Models with VDC)
ASCD cancel switch (Models with
ASCD)5. Brake pedal pad 6. Brake pedal assembly
7. Snap pin
Refer to GI-10, "
Components" and the followings for the symbols in the figure.
: Apply multi-purpose grease.
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BR-26
FRONT DISC BRAKE
FRONT DISC BRAKEPFP:41000
On-Board InspectionBFS000BX
PAD WEAR INSPECTION
Check pad thickness from the inspection hole on cylinder body.
Check use a scale for inspection necessary.
ComponentsBFS000BY
WARNING:
Clean dust on caliper and brake pads with a vacuum dust collector to minimize the hazard of airborne
particles or other materials.
CAUTION:
While removing cylinder body, never depress brake pedal because piston will pop out. Standard thickness : 11.0 mm (0.433 in)
Repair limit thickness : 2.0 mm (0.079 in)
BRA0010D
1. Union bolt 2. Brake hose 3. Copper washer
4. Cap 5. Bleed valve 6. Sliding pin bolt
7. Cylinder body 8. Piston seal 9. Piston
10. Piston boot 11. Inner shim cover 12. Inner shim
13. Pad wear sensor
(Only for inner pad RH)14. Inner pad 15. Pad retainer
16. Outer pad 17. Outer shim 18. Sliding pin
19. Sliding pin boot 20. Bushing 21. Torque member
22. Torque member mounting bolt
Refer to GI-10, "
Components" and the followings for the symbols in the figure.
1: Apply rubber grease.
2: Apply PBC (Poly Butyl Cuprysil) grease or silicone-based grease.
3: Apply polyglycol ether based lubricant.
: Apply brake fluid.
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FRONT DISC BRAKE
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It is not necessary to remove bolts on torque member and brake hose except for disassembly or
replacement of caliper assembly. In this case, suspend cylinder body with wire so as not to stretch
brake hose.
Do not damage piston boot.
If any shim is subject to serious corrosion, replace it with a new one.
Always replace shim and inner shim cover as a set when replacing brake pads.
Keep rotor clean from brake fluid.
Burnish brake contact surface after refinishing or replacing rotors, after replacing pads, or it a soft
pedal occurs at very low mileage. Refer toBR-32, "
BRAKE BURNISHING PROCEDURE" .
Removal and Installation of Brake PadBFS000BZ
REMOVAL
1. Remove tyres from vehicle.
2. Remove lower sliding pin bolt.
3. Suspend cylinder body with wire, and remove pads, pad retain-
ers, shims, and shim cover from torque member.
CAUTION:
When removing pad retainers from torque member, lift pad
retainers in the direction by the arrow (shown in the figure)
so as not to damage it.
INSTALLATION
1. Apply PBC (Poly Butyl Cuprysil) grease or silicone-based
grease to the both sides of inner shim and outer shim, install
inner shim and inner shim cover to inner pad and outer shim to
outer pad.
CAUTION:
Securely install shim cover according to shim mounting
direction.
2. Install pad retainers and pads to torque member.
CAUTION:
Securely assemble pad retainers so that they are not being
lifted up from torque member.
3. Press in piston until pads can be installed, and then install cylin-
der body to torque member.
NOTE:
Using a disc brake piston tool (commercial service tool) to easily
press piston in.
CAUTION:
When replacing pads with new ones, press in piston until
pads can be installed. In this case, carefully monitor brake fluid level in reservoir tank because
brake fluid will return to master cylinder reservoir tank.
4. Install lower sliding pin bolt, and tighten it to the specified torque. Refer to BR-26, "
Components" .
5. Secure disc rotor with wheel nut. Depress brake pedal a few times until it gets a responsive touch.
6. Check front disc brake for drag.
7. Install tyres to vehicle.
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BR-30
FRONT DISC BRAKE
4. Place a wooden block as shown in the figure, and blow air from
union bolt mounting hole to remove pistons and piston boots.
CAUTION:
Do not get fingers caught in pistons.
5. Using a flat-bladed screwdriver, remove piston seal from cylin-
der body.
CAUTION:
Be careful not to damage a cylinder inner wall.
INSPECTION AFTER DISASSEMBLY
Cylinder Body
CAUTION:
Use new brake fluid to clean. Do not use mineral oils such as gasoline or kerosene.
Check inner wall of cylinder for corrosion, wear, and damage. If a malfunction is detected, replace cylinder
body.
Minor flaws caused by corrosion or a foreign material can be removed by polishing a surface of inner wall
with a fine sandpaper. Replace cylinder body, if necessary.
To r q u e M e m b e r
Check for wear, cracks, and damage. If a malfunction is detected, replace torque member.
Piston
CAUTION:
Piston sliding surface is plated. Do not polish with sandpaper.
Check piston surface for corrosion, wear, and damage. If a malfunction is detected, replace applicable part.
Sliding Pin, Sliding Pin Bolt, and Sliding Pin Boot
Check sliding pins and sliding pin boots for wear, damage, and cracks. If a malfunction is detected, replace
applicable part.
ASSEMBLY
1. Apply polyglycol ether based lubricant to piston seal, and install
them to cylinder body.
CAUTION:
Do not reuse piston seal.
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FRONT DISC BRAKE
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2. Apply rubber grease to piston boot. Cover piston end with piston
boot, and install cylinder side lip on piston boot properly into a
groove on cylinder body.
CAUTION:
Do not reuse piston boot.
3. Apply brake fluid to piston, and press piston into cylinder body
by hand to assemble piston side lip on piston boot properly into
groove on piston.
CAUTION:
Press piston evenly and vary the pressing point to prevent
cylinder inner wall from being rubbed.
4. Install sliding pins and sliding pin boots to torque member.
5. Apply PBC (Poly Butyl Cuprysil) grease or silicone-based
grease to the both side of inner shim and outer shim, install
inner shim and inner shim cover to inner pad and outer shim to
outer pad.
CAUTION:
Securely install inner shim cover according to shim mount-
ing direction.
6. Install pad retainer, inner pad assembly and outer pad assembly
to torque member.
CAUTION:
Securely assemble pad retainers so that it is not being
lifted up from torque member.
7. Press in piston until pads can be installed, and then install cylinder body to torque member.
NOTE:
Use a disc brake piston tool (commercial service tool) to easily press piston in.
8. Tighten sliding pin bolts to the specified torque.BR-26, "
Components"
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BR-34
REAR DISC BRAKE
WARNING:
Clean dust on caliper and brake pads with a vacuum dust collector to minimize the hazard of air borne
particles or other materials.
CAUTION:
While removing cylinder body, do never depress brake pedal because piston will pop out.
It is not necessary to remove bolts on torque member and brake hose except for disassembly or
replacement of caliper assembly. In this case, hang cylinder body with wire so as not to stretch
brake hose.
Do not damage piston boot.
If any shim is subject to serious corrosion, replace it with a new one.
Always replace shims and shim covers as a set when replacing brake pads.
Keep rotor clean from brake fluid.
Burnish brake contact surface after refinishing or replacing rotors, after replacing pads, or if a soft
pedal occurs at very low mileage. Refer to BR-39, "
BRAKE BURNISHING PROCEDURE" .
Removal and Installation of Brake PadBFS000C4
REMOVAL
1. Remove tyres from vehicle.
2. Remove upper sliding pin bolt.
3. Suspend cylinder body with wire, and remove pads, pad retainers and shims, and shim covers from
torque member.
INSTALLATION
1. Apply PBC (Poly Butyl Cuprysil) grease or silicone-based grease to the bosh side of inner shim and outer
shin, install inner shim, inner shim cover to inner pad, and outer shim, outer shim cover to outer pad.
2. Install pad retainers and pads to torque member.
3. Press in piston until pads can be installed, and then install cylin-
der body to torque member.
NOTE:
Using a disc brake piston tool (commercial service tool) to easily
press piston in.
CAUTION:
When replacing pads with new ones, press in piston until
pads can be installed. In this case, carefully monitor brake
fluid level in reservoir tank because brake fluid will return to
master cylinder reservoir tank.
4. Install upper sliding pin bolt and tighten to the specified torque. Refer to BR-33, "
Components" .
5. Secure disc rotor with wheel nut. Depress brake pedal a few times until it gets a responsive touch.
6. Check rear disc brake for drag.
7. Install tyres to vehicle.
Refer to GI-10, "Components" and the followings for the symbols in the figure.
1: Apply rubber grease.
2: Apply PBC (Poly Butyl Cuprysil) grease or silicone-based grease.
3: Apply polyglycol ether based lubricant.
: Apply brake fluid.
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REAR DISC BRAKE
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INSPECTION AFTER DISASSEMBLY
Cylinder Body
CAUTION:
Use new brake fluid to clean. Do not use mineral oils such as gasoline or kerosene.
Check inside surface of cylinder for score, rust wear, damage or foreign materials. If any of the above con-
ditions are observed, replace cylinder body.
Minor damage from rust or foreign materials may be eliminated by polishing surface with a fine emery
paper. Replace cylinder body if necessary.
To r q u e M e m b e r
Check for wear, cracks, and damage. If damage or deformation is present, replace torque member.
Piston
CAUTION:
Piston sliding surface is plated, do not polish with emery paper even if rust of foreign materials
are stuck to sliding surface.
Check piston for score, rust, wear, damage or presence of foreign materials. Replace if any of the
above condition are observed.
Sliding Pin Bolts and Sliding Pin Boots
Check sliding pin bolts and sliding pin boots, for wear, damage and cracks. If damage or deformation is
present, replace the applicable part.
ASSEMBLY
1. Apply polyglycol ether based lubricant to piston seal, and install
them to cylinder body.
CAUTION:
Do not reuse piston seal.
2. Apply rubber grease to piston boot. Cover piston end with piston
boot, and install cylinder side lip on piston boot properly into the
groove on cylinder body.
CAUTION:
Do not reuse piston boot.
3. Apply brake fluid to piston, and press piston into cylinder body
by hand to assemble piston side lip on piston boot properly into
groove on piston.
CAUTION:
Press piston evenly and vary the pressing point to prevent
cylinder inner wall from being rubbed.
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BR-38
REAR DISC BRAKE
4. Fix piston boot with retaining ring.
CAUTION:
Make sure boot is firmly in cylinder body groove on.
Do not reuse retainer ring.
5. Apply PBC (Poly Butyl Cuprysil) grease or silicone-based
grease to between shim and shim cover. Install inner shim, inner
shim cover to inner pad, and outer shim, outer shim cover to
outer pad.
6. Install pad retainers and, inner pad assembly and outer pad
assembly to torque member.
CAUTION:
Securely assemble pad retainer so that it is not being lifted
up from torque member.
7. Install sliding pin boot to torque member.
8. Press in piston until pads can be installed, and then install cylin-
der body to torque member. Use a disc brake piston tool (commercial service tool) to easily press piston
in.
9. Install cylinder body to torque member, and then tighten sliding pin bolt to the specified torque. Refer to
BR-33, "
Components" .
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