Compressor Replacement - Honda Civic 2002-2003 Service Manual

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Compressor Replacement
1. If the compressor is marginally operable, run the
engine at idle speed, and let the air conditioning
work for a few minutes, then shut the engine off.
2. Make sure you have the anti-theft code for the radio,
then write down the frequencies for the radio's
preset buttons.
3. Disconnect the negative cable from the battery.
4. Recover the refrigerant with a recovery!recycling!
charging station (see page 21-531.
5. Remove the alternator (see page 4-291.
6. Remove the AlC condenser fan assembly (see page
10-101.
7. Disconnectthe compressor clutch connector (AI,
remove the bolts, then disconnect the suction line
(81 and the discharge line (CI from the compressor.
Plug or cap the lines immediately after
disconnecting them to avoid moisture and dust
contamination.
8. Remove the mounting bolts and the compressor.
--or
8x1.25mm
22 N·m (2.2 kgl·m,
16 Ibl·ltl
9. Install the compressor in the reverse order of
removal, and note these items:
Before installing the new compressor, check for
metal or other contamination in the line. Replace
any contaminated parts.
If
you're
installing a new compressor, you must
calculate the amount of refrigerant oil to be
removed from it (see page 21-61.
Replace the O-rings with new ones at each fitting,
and apply a thin coat of refrigerant oil before
installing them. Be sure to use the correct O-rings
for HFC-134a (R-134al to avoid leakage .
• Use refrigerant oil (KEIHIN SP-l01 for HFC-134a
KEIHIN spiral type compressor only .
• To avoid contamination, do not return the oil to
the container once dispensed, and never mix it
with other refrigerant oils.
Immediately after using the oil, reinstall the cap
on the container, and seal it to avoid moisture
absorption.
Do not spill the refrigerant oil on the vehicle; it
may damage the paint. If the refrigerant oil
contacts the paint, wash it off immediately.
Charge the system (see page 21-551.
Do the engine control module (ECMI idle learn
procedure (see page 11-1391.
Enter the anti-theft code for the radio, then enter
the customer's radio station presets.
21-47