Filed Under (Mazda) by admin on 11-10-2010
Tags: ball joint,
check tire pressure,
coil spring,
correct tire pressure,
drift rate,
mazda6,
power steering rack,
size tires,
steering linkage,
strut bearings,
suspension assembly,
uneven tire wear
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2003 – 2007 Mazda6 DESCRIPTION Some vehicles may pull or drift to the left or right while driving on flat level road surfaces. There are several pos- sible causes for this concern: • Difference between left and right front caster is too great. • Orientation of front coil spring and structure of front suspension (double-pivot type), torque may pull front lower arm to the left or right. • Suspension assembly variation causing preload to remain on the suspension. • Suspension sensitivity. Strut bearings have been added at mass-production to front strut mounts to cancel torque event. Customers having this concern should have their vehicle repaired using the following repair procedure. REPAIR PROCEDURE Driving Inspection: 1. Test drive vehicle according to Pull/Drift Specifications below to verify vehicle pulls/drifts left or right. NOTE: Confirm pull/drift is not caused by the following factors: • Road crown or wheel track during constant speed driving. • Different size tires or uneven tire wear between left and right tires. • Brake drag on any wheel. • Excessive ball joint or steering linkage looseness. • Measure height from center of wheel to fender brim. The difference between left and right should be no greater than 0.39 in.Pull/Drift Specifications: Driver and passenger Road crown = -0.5 to 2.0 degrees Wind velocity = 0 mph Vehicle speed = 55 mph Pull/Drift rate = 1 complete lane in 7 seconds or less If vehicle does not pull/drift according to Pull/Drift Specifications, return vehicle to customer. If vehicle does pull/drift according to Pull/Drift Specifications, proceed to next step. 2. Check tire pressure. – If tire pressure is too low or too high, correct tire pressure as needed; test drive vehicle. – If tire pressure is correct, proceed to next step. 3. Check power steering effort. – If power steering effort is uneven, replace power steering rack; test drive vehicle. – If power steering effort is okay, proceed to next step. 4. Verify steering wheel centering. – If steering wheel is off-center, realign steering wheel. – If steering wheel is not off-center and vehicle is produced before April 5, 2004, proceed to “A. STRUT MOUNT KIT INSTALLATION.” – If steering wheel is not off-center and vehicle is produced after April 5, 2004, proceed to “B. 4-WHEEL ALIGNMENT.” NOTE: Vehicles produced after April 5, 2004 already have the STRUT MOUNT KIT INSTALLED, so it is not necessary to install it.
Filed Under (volkswagen) by admin on 06-10-2010
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STRUT/SHOCK ABSORBER CAUTION: Removal 1. With vehicle on floor, remove plastic cap which covers upper strut/shock retaining nuts. Remove strut/shock retaining nuts. Slowly raise vehicle until weight is off spring. Remove bolt which retains lower end of strut/shock absorber to axle beam mount. Raise vehicle until strut/shock can be removed. Place strut/shock assembly in vise. 2. Hold piston rod. Remove strut/shock retaining nut and related components. See Fig. 1 . Remove slotted nut (some models). Remove spacer and coil spring. If coil spring is to be replaced, ensure paint stripe color on replacement spring matches original spring color stripe. Installation 1. Install protective cap and tube onto shock absorber. Install rubber buffer with small end downward. Install snap ring and washer. Place spring into lower seat. Install upper retainer with spacer sleeve. 2. Tighten slotted nut (some models) which retains piston rod. Install upper mounting hardware. Tighten piston rod. To complete installation, reverse removal procedure. Tighten bolts and nuts to specification. See TORQUE SPECIFICATIONS. SUSPENSION ASSEMBLY CAUTION: DO NOT remove both suspension strut/shock absorbers at same time. When removing suspension assembly, add weight to rear of vehicle to prevent tipping due to change in center of gravity.
Filed Under (Porsche) by admin on 30-05-2010
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Removal 1. Raise vehicle and support with safety stands. Detach axle shaft from differential by removing Allen head bolts. 2. Detach caliper from rotor. Remove countersunk screws and take off rotor. Remove parking brake shoes and spreader lever. Pull parking brake cable out of guide in hub assembly. 3. Remove hub assembly with upper control arm attached after removing control arm retaining bolt. 4. Remove lower control arm retaining nuts and bolts. Remove control arm from vehicle. Remove stabilizer bar and link, (if necessary). Installation To install, reverse removal procedures. Exploded View of Rear Suspension
Filed Under (Jaguar) by admin on 03-05-2010
Tags: 1999 jaguar xj8,
axle shaft,
chassis,
coil spring,
control arm,
frame assembly,
hub assembly,
hub carrier,
Jaguar,
outer bush,
radius arm,
rear suspension,
shock absorber,
spring type,
suspension assembly,
suspension height,
xjr
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DESCRIPTION The XJR and XJ8 uses an independent coil spring-type rear suspension. Outer bearing carrier and hub assembly is supported by control arm at bottom, and utilizes axle shaft as upper support. Suspension is controlled by 2 coil spring/shock absorber assemblies. Fulcrum shafts are used to connect control arms to chassis and hub carrier. See Fig. 1 . Fig. 1: View Of Rear Suspension Assembly Fig. 2: Measuring Rear Suspension Height Fig. 3: Removing “A” Frame Assembly Fig. 4: Removing “A” Frame Outer Bush Fig. 6: Exploded View Of Inner Fulcrum Boss Assembly Fig. 7: Removing Support Plate Fig. 8: Removal & Installation Of Radius Arm
Filed Under (Subaru) by admin on 26-04-2010
Tags: brake caliper,
brake hose,
coil spring,
hydraulic system,
lower spring,
piston rod,
rear wheels,
release spring,
spring compressor,
spring seat,
spring seats,
spring tension,
strut assembly,
subaru legacy,
subaru legacy wagon,
suspension assembly
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Exploded View Of Rear Suspension Assembly.1. Remove rear seat cushion and backrest. 2. Raise and support vehicle. 3. Remove rear wheels. 4. Disconnect brake hose from brake caliper. 5. Remove lower and upper strut mount retaining bolts, then the strut assembly. 6. Mount strut assembly in a suitable spring compressor. Ensure projections on compressor are seated on inner diameter of spring. 7. Compress spring until tension is relieved from spring seats. 8. Remove strut rod self-locking nut using a suitable socket wrench and spanner wrench tool No. 926510000 or equivalent. 9. Remove upper strut mount. 10. Slowly release spring tension, then remove coil spring, dust cover and helper from strut body. 11. Reverse procedure to install, noting the following: a. Mount coil spring with flat face toward lower spring seat. b. Use caution not to scratch piston rod. c. Install strut rod with new locking nut.
d. Refer to Figs. 7 and 8 for torque values. e. Bleed brake hydraulic system. Pneumatic Suspension