See also:

Three-way catalytic converter
• Keep your engine properly tuned. Certain engine malfunctions, particularly involving the electrical, fuel or distributor ignition systems, may cause unusually high threeway catalytic convert ...

Driving dynamics: steering, brakes and transmission
All XC70 models get Volvo's innovative AWD (All-Wheel Drive) transmission as standard. This advanced system, which automatically apportions torque front-to-rear depending on need, improves the XC7 ...

Driver Alert Control (DAC)– introduction
This function is intended to alert the driver if his/her driving becomes erratic, such as if the driver is distracted or fatigued. NOTE The camera has certain limitations, see page 160. A ...