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2002 Volvo C70 Coupe & Convertible
mph, the STC system monitors and compares all four wheels. If one of
the drive (front) wheels shows any tendency to slip, such as when
driving through water or another slippery surface, the difference in
speed is immediately detected. This triggers a signal to the engine
management system, which will reduce engine torque (by reducing fuel) until the differential is
corrected. This torque reduction is handled
in stages, and reaction time is extremely fast.
The symbol
will flash when STC is actively regulating power to the drive wheels. Normal power
may be reduced at this time. This is normal as power is momentarily reduced to help keep the drive
wheels from losing traction and spinning.
The STC indicator light (
When the car is started, for approximately 2 seconds, as the system performs a self-diagnostic test.
When STC has been switched off using the button on the dashboard.
If the system is temporarily switched off due to high brake temperatures. STC will automatically
restart when brake temperature has returned to normal.
If a fault is detected in the system. Consult your Volvo retailer if this occurs.
pg. 80 Trailer towing
When preparing for trailer towing, observe the following:
NOTE: Models with automatic transmission are equipped with a transmission oil cooler as standard
equipment. This cooler helps prevent overheating of the transmission during times of increased load, as
when towing a trailer.
Maximum trailer weight recommended by Volvo is:
Trailers without brakes: 1100 lbs (500 kg)
Trailers with brakes: 2" (50 mm) ball - 3300 lbs (1,500 kg), 1 7/8" (47 mm) ball - 2000 lbs (908 kg).
Observe the legal requirements of the state/province in which the vehicles are registered.
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) will come on:
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