Honda Tech Tip: Retorquing Damper Shaft Nut Can Eliminate Front Suspension Knock – UnderhoodService

Honda Tech Tip: Retorquing Damper Shaft Nut Can Eliminate Front Suspension Knock

Some owners of Honda Civics may complain of a knocking coming from the front suspension while driving over a bumpy road. This may be caused by the damper shaft nut not being tight enough. To correct the problem, loosen and retorque the damper shaft nut to the appropriate torque specification ....

Vehicles:

  • 2002 Civic Si — All;
  • 2003 Civic Si — from VIN SHHEP3…3U400001 thru SHHEP3…3U406119; and
  • 2003 CR-V — from VIN SHSRD6…3U100001 thru SHSRD6…3U106587; from VIN SHSRD7…3U100001 thru SHSRD7…3U141932.

Symptom:
Knocking coming from the front suspension while driving over a bumpy road.

Probable Cause:
The damper shaft nut isn’t tight enough.

Corrective Action:
Loosen and retorque the damper shaft nut to the appropriate torque specification.

Diagnosis:
Test drive the vehicle over a rough road while turning left or right. Note any noise and the side(s) it comes from.

Repair Procedure:

  1. Hold the damper shaft with a 6 mm hex (Allen) wrench, and loosen the damper nut 1/2 turn with a 17 mm crowfoot and ratchet. See Figure 1.
  2. Hold the damper shaft with a 6 mm hex (Allen) wrench, and use a torque wrench with a 17 mm crowfoot to torque the damper shaft nut to 49 Nm (36 lb-ft).
  3. Repeat steps 1 and 2 for the other side, if necessary.
  4. Test drive the vehicle to confirm that the noise is gone.

Technical service bulletin courtesy of Mitchell 1.

For additional information, visit www.mitchell1.com.

You May Also Like

Nearly 5,000 To Participate In Auto Value, Bumper To Bumper ‘Festive Walk’ To AAPEX 2018

On Thursday, Nov. 1, nearly 5,000 Auto Value and Bumper to Bumper automotive professionals wearing matching yellow shirts will begin their “festive walk” from the Mirage hotel to AAPEX 2018 at the Sands Expo, temporarily shutting down the busy Las Vegas Boulevard along the way.

On Thursday, Nov. 1, nearly 5,000 Auto Value and Bumper to Bumper automotive professionals wearing matching yellow shirts will begin their “festive walk” from the Mirage hotel to AAPEX 2018 at the Sands Expo, temporarily shutting down the busy Las Vegas Boulevard along the way.

The group is scheduled to depart at approximately 8:30 a.m. (PDT) and start arriving at AAPEX for their day-long visit around 9 a.m. The group will include parts store operators, shop owners, technicians and service writers who are part of the Aftermarket Auto Parts Alliance. Las Vegas showgirls and a marching band will join in the festivities as the group makes its way to AAPEX.

Drive Belt Checklist: What Are You Missing?

You might have only one chance to sell a customer a new serpentine belt. With belts lasting roughly 90,000 miles, proper inspection at the time of failure is critical not only for selling the belt, but also for ensuring add-on sales and better customer satisfaction.

3 Reasons To Replace Cabin Air Filters In Winter

Often driven by an “out of sight, out of mind” mentality, most consumers don’t think about purchasing cabin air filters. That’s why educating consumers on the benefits of cabin air filters can be a shop’s best sales pitch for selling these maintenance add-ons.

VIDEO: Using Airflow To Sell Cabin Air Filters

Andrew Markel introduces an inexpensive tool that can assist in selling cabin air filter replacements. Sponsored by Auto Value and Bumper to Bumper.

airflow-selling-cabin-air-filter-video-featured
Air Conditioning Odor Causes

Air conditioning odors typically result from the uncontrolled growth of bacteria and other microorganisms in the evaporator. Research by independent laboratories has found fungi such as Aspergillus, Cladesporium, Penicillium and others growing on cooling coils and other A/C system areas.

ac air conditioning smells featured

Other Posts

Dorman Launches 300+ New Products In November

Among the new products is an OE FIX climate control module designed to fit 1.7M Chevrolet Express & GMC Savana vehicles.

Curing Springtime Air Conditioning Smells

Air conditioning scents can come from a host of things.

VIDEO: R1234yf A/C Update

Andrew Markel answers questions about the new refrigerant, R1234yf. Sponsored by MAHLE.

HVAC: A/C Update For R1234yf Refrigerants

The benefit of R1234yf is simple. The new refrigerant lasts only 11 days in the atmosphere compared to 13 years for R134a. This is why the EPA is requiring