CR-V LX 2WD L4-1972cc 2.0L DOHC MFI (1998)
Expansion Valve: All Technical Service Bulletins
A/C, Dashboard - Noise
99-007
January 26, 1999
Applies To: 1997 - 98 CR-V - 4WD thru VIN JHLRD1...WC038776
1998 CR-V - 2WD thru VIN JHLRD2...WC001993
Noise From the Dashboard With A/C On
SYMPTOM
When the A/C is on, either with the engine running or shortly after being turned off, you hear a hissing, whistling, or moaning noise coming from the
dashboard on the passenger's side.
PROBABLE CAUSE
The expansion valve diaphragm vibrates excessively.
CORRECTIVE ACTION
Replace the expansion valve
PARTS INFORMATION
Expansion Valve:
P/N 80220-ST7-A03, H/C 5862107
WARRANTY CLAIM INFORMATION
In warranty: The normal warranty applies.
Failed part:
P/N 80220-ST7-A02
H/C 4832226
Defect code:
042
Contention code:
B07
Skill level:
Repair Technician
Out of warranty: Any repair performed after warranty expiration may be eligible for goodwill consideration by the District Service Manager or your
Zone Office. You must request consideration, and get a decision, before starting work.
REPAIR PROCEDURE
1.
Recover the refrigerant with a recovery/recycling/ charging station (see page 22-59 of the 1997 - 99 CR-V Service Manual).
2.
Remove the evaporator (see page 22-48 of the service manual).
3.
Replace the expansion valve (see page 22-49 of the service manual).
4.
Reinstall the evaporator.
5.
Evacuate and recharge the A/C system (see page 22-61 of the service manual).
6.
Turn on the A/C, and make sure that the noise is gone.
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