DTC 15: Cruise Control Switch System: Operation

This circuit judges the signals of each switches (cruise control ON/OFF, CANCEL, SET - and RES +) of the cruise control switches. The ECM detects the state of the cruise control switch by sensing the voltages shown below.

• When all switches are released: 4.7 - 5.0 volts
• When the cruise control ON/OFF switch is pressed: 0.9 - 1.7 volts
• When the CANCEL switch is pressed: 1.9 - 2.7 volts
• When the SET - switch is pressed: 2.9 - 3.6 volts
• When the RES + switch is pressed: 3.8 - 4.5 volts