Symptom And Function Description

The following conditions must be met before the engine control module (ECM) will allow cruise control to be permitted.

• Speed above 30 km/h.Max 200 km/h.
• Cruise control switch on.
• The clutch and brake pedal must not be depressed.

Verification 

To verify that the symptom is in the vehicle, test drive the vehicle and check that cruise control works properly.

When test driving, check:

• Cruise control icon appears in the display on the combined instrument panel when the cruise control switch is on.
• That the speed locks when +  or -  are used.
• Disengagement occurs correctly.

Temporary disengagement if:

• Depress the 0  button on the steering wheel.
• Depress the brake or clutch pedal.
• The speed decreases below 25-30 km/h on an upward slope.
• Gear selector in N  .
• Wheel spin or wheel lock-up.
• Speed increase longer than 1 minute.

In the event of temporary disengagement, icon still appears in the combined instrument display.

To disengage cruise control, press switch.

Fig 1: Identifying Instrument Panel Display

Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the function OK? 

• YES 

  FAULT NOT FOUND:  Troubleshooting has been completed.

• NO 

  OKAY:  Troubleshooting has been completed.