Buzzing From the Alternator – 2000-2001 Handa Odyssey

Service Bulletin
A
03-052
September 2, 2003

 

Applies To: 2000–01 Odyssey – ALL

Buzzing From the Alternator

 

SYMPTOM

With the engine hot and idling with the A/C on, buzzing is heard from the alternator.

 

PROBABLE CAUSE

Alternator noise is being amplified by the drive belt.

 

CORRECTIVE ACTION

Replace the alternator-compressor drive belt.

 

PARTS INFORMATION

P/N H/C
Alternator-Compressor Drive Belt 38920-P8F-A02  5963350

 

WARRANTY CLAIM INFORMATION

In warranty: The normal warranty applies.

Operation Number: 614140
Flat Rate Time: 0.3 hour
Failed Part: P/N 38920-P8F-A04 H/C 6592398
Defect Code: 042
Contention Code: B07
Template ID: 03-052A
Skill Level: Repair Technician

Out of warranty: Any repair performed after warranty expiration may be eligible for goodwill consideration by the District Parts and Service Manager or your Zone Office. You must request consideration, and get a decision, before starting work.

 

DIAGNOSIS

  1. If legible, inspect the part number on the alternator compressor drive belt.
    • If the manufacturer is Bando or the part number is 38920-P8F-A04, go to REPAIR PROCEDURE.
    • If the manufacturer (Bando) or the part number is not legible, go to step 2.
  2. Warm up the engine to operating temperature (cooling fans cycle twice), and turn on the A/C at its lowest setting. Let the engine idle.
    1. If you hear a buzzing noise from the area of the alternator when the A/C compressor runs, go to REPAIR PROCEDURE.
  • If the buzzing noise is coming from another area, continue troubleshooting.

 

REPAIR PROCEDURE

  1. Move the auto-tensioner to relieve tension on the alternator-compressor belt, and remove the belt.

auto-tensioner

 

  1. Loosen the two alternator mounting bolts. Torque the 10 mm bolt to 39 to 43 N.m (29 to 32 lb-ft) and the 8 mm bolt to 20 to 22 N.m (15 to 16 lb-ft).

NOTE: Use these torque values only to address this problem. For all other work, use the torque specifications in the service manual.

alternator mounting bolts

 

  1. Install the new belt.
  2. Warm up the engine to operating temperature (cooling fans cycle twice), and turn on the A/C at its lowest setting. Let the engine idle, and when the A/C compressor runs, make sure that the noise is gone.

 

 

Download (PDF, 104KB)

 

 

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