Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
With Navigation System
- Check the No. 3 (7.5A) fuse in the driver's under-dash fuse/relay box.
Is the fuse OK?
- YES - Go to step 2.
- NO - Replace the fuse and recheck.
- Disconnect the climate control panel 16P connector.
- Turn the ignition switch ON (II).
- Measure the voltage between the No. 6 terminal of the climate control panel 16P connector and body ground.Fig 1: Measuring Voltage Between No. 6 Terminal Of Climate Control Panel 16P Connector & Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is there battery voltage?
- YES - Go to step 5.
- NO - Repair open in the wire between the No. 3 fuse in the driver's under-dash fuse/relay box and the climate control panel.
- Turn the ignition switch OFF.
- Disconnect climate control unit connectors A (16P) and B (26P).
- Check for continuity between the following terminals of climate control panel 16P connector and climate control unit connectors A (16P) and B (26P).CLIMATE CONTROL PANEL CONNECTOR-TO-CLIMATE CONTROL CONNECTORS CONTINUITY CHART
Climate Control Panel 16P Connector Terminal Climate Control Unit Connectors A (16P) Terminal No. 4 No. 11 No. 5 No. 13 No. 13 No. 12 CLIMATE CONTROL PANEL CONNECTOR-TO-CLIMATE CONTROL CONNECTORS CONTINUITY CHARTClimate Control Panel 16P Connector Terminal Climate Control Unit Connectors B (26P) Terminal No. 7 No. 2 No. 11 No. 160
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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