Honda Fit/Jazz - A/C Signal Circuit Troubleshooting (L15A)
A/C Signal Circuit Troubleshooting
1. | Turn the ignition switch OFF.
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2. | Disconnect the A/C pressure switch connector.
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3. | Turn the ignition switch ON (II).
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4. | Measure voltage between ECM/PCM connector terminals A24 and E28. then recheck. If the symptom/indication goes away with a known-good ECM/PCM, replace the original ECM/PCM.n
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15. | Momentarily connect the A/C compressor clutch relay 4P connector (into the under-hood fuse/relay box) terminal No. 3 to body ground with a jumper wire several times. then recheck. If the symptom/indication goes away with a known-good ECM/PCM, replace the original ECM/PCM.n
NO - Repair open in the wire between the ECM/PCM (E28) and the A/C pressure switch.n |
Honda Fit/Jazz 02-05 Workshop Manual
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