Operation CHARM
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Acura
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1991
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Integra L4-1834cc 1.8L DOHC FI
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Non-Trouble Code Procedures
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A/C System Relays
A/C System Relays
Relay
NOTE:
All A/C system relays are similar.
1.
Check for continuity between terminals 2 and 4.
2.
Connect a 12 V battery across terminals 2 and 4.
There should be continuity between terminals 1 and 3