Step 7: Check The Auto-Cruise Control Switch

1. Disconnect auto-cruise control switch.
2. Measure the resistance between the terminals when each of the SET, RESUME, CANCEL and MAIN switch is pressed. See Fig 1 .

Do the values measured correspond to those in the table? See Fig 1 .

• YES
  
  Check that diagnostic trouble code 15 is not output. If diagnostic trouble code 15 is output, replace the auto-cruise control-ECU. Then check that diagnostic trouble code 15 is not output.
• NO
  
  Replace the auto-cruise control switch. Then check that diagnostic trouble code 15 is not output.

Fig 1: Checking Auto-Cruise Control Switches

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.