1. Connect the Honda Diagnostic System (HDS) to the data link connector (DLC).

1. Go to B-CAN System Diagnosis Test Mode A and check for DTCs.

1. Go to PGM-FI and check for DTCs.

1. Turn the ignition switch ON (II).

1. Do the following tests while monitoring parameters in the PGM-FI DATA LIST.

   Signal to be tested | Test condition | Parameter: Desired result | Possible cause if result is not obtained
   --- | --- | --- | ---
   Brake switch signal | Brake pedal pressed, then released | CRUISE BRK SW should indicate OFF when the brake pedal is pressed and ON when the brake pedal is released. |
   - Faulty brake pedal position switch
   - Blown No. 18 (15 A) fuse in the under-dash fuse/relay box
   - An open in the wire between the ECM and the brake pedal position switch
   - A wire shorted to ground between the ECM and the brake pedal position switch
   Clutch pedal position switch signal | Clutch pedal pressed, then released | SHIFT/CLUTCH SW should indicate OFF when the clutch pedal is pressed and ON when the clutch pedal is released. |
   - Faulty clutch pedal position switch
   - An open in the wire between the ECM and the clutch pedal position switch
   - A wire shorted to ground between the ECM and the clutch pedal position switch
   - Poor ground G501
   Cruise control master button signal | Cruise control master button ON and OFF | CRUISE MAIN SW should indicated ON when the cruise control master button is turned ON and OFF when the cruise control master button is turned OFF. |
   - Faulty cruise control combination switch
   - An open in the wire between the gauge control module and the cruise control combination switch
   - A wire shorted to ground between the gauge control module and the cruise control combination switch
   - An open in the wire between the cruise control combination switch and the ground
   Set button signal | DECEL/SET button pressed and released | CRUISE SET SW should indicate ON when the DECEL/SET button is pressed and OFF when the DECEL/SET button is released. |
   - Faulty cruise control combination switch
   - An open in the wire between the gauge control module and the cruise control combination switch
   - A wire shorted to ground between the gauge control module and the cruise control combination switch
   Resume button signal | RES/ACCEL button pressed and released | CRUISE RESUME SW should indicate ON when the RES/ACCEL button is pressed and OFF when the RES/ACCEL button is released. |
   - Faulty cruise control combination switch
   - An open in the wire between the gauge control module and the cruise control combination switch
   - A wire shorted to ground between the gauge control module and the cruise control combination switch
   Cancel button signal | CANCEL button pressed and released | CRUISE CANCEL SW should indicate ON when the CANCEL button is pressed and OFF when the CANCEL button is released. | Faulty cruise control combination switch
   Cruise control indicator signal | Start the engine, turn the cruise control master button on and drive the vehicle to speeds over 40 km/h (25 mph) with the cruise control set and cancel the cruise control | CRUISE LIGHT should indicate ON when the cruise control is set and OFF when the cruise control is canceled. |
   - Faulty gauge control module
   - A burnt CRUISE CONTROL indicator