LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Acura >> 2003 >> MDX Base >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control System >> DTC Troubleshooting Index
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Troubleshooting Index

To retrieve the DTC, you must run the self-diagnostic function (see GENERAL TROUBLESHOOTING INFORMATION  ). In the case of multiple problems, the respective indicator segments will come on. If indicator segments A, C, E, G, I, and L come on at the same time, there may be an open in the common ground wire of the sensors.

Fig 1: Identifying Temperature Indicator Segments
G03641808Courtesy of AMERICAN HONDA MOTOR CO., INC.