LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2007 >> 3 Mazdaspeed, 2.3 L >> Repair and Diagnosis (Single Page) >> Electrical >> Horns >> Instrumentation/Driver Info >> Instrument Cluster Input/Output Check Mode >> Check Code Inspection >> Check code 55
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Check code 55

CHECK CODE 55 CHART

Check code 55 Dimmer switch ON/OFF signal
STEP INSPECTION CONDITION DISPLAY ACTION
1 After selecting the check code 55, press and hold the dimmer switch. (Dimmer switch ON) ON Go to the next step.
OFF Replace the instrument cluster.
2 Release the dimmer switch. (Dimmer switch OFF) ON Replace the instrument cluster.
OFF Input signal to the instrument cluster is normal.