This product must be installed by an authorised Bosch
serviceworkshop only.
Cable Routing
IMPORTANT In vehicles equipped with electronically controlled anti-
lock braking systems, route all cables on the opposite side of the vehicle
from the braking modular box. This will reduce any possible interference
from the car kit.
•
Mount the external antenna on the opposite side of the vehicle, to
that which the braking modular box is located.
•
Route all cables on the opposite side of the vehicle from the braking
modulator box.
Possible Interference With Anti-Lock Braking Systems
Performance of electronically controlled brake and/or guidance systems
can, under certain conditions, be subject to interference by radio
telephone operation. Although the radio meets or exceeds all RF
emission requirements, the RF power emitted from the antenna cannot
be eliminated without seriously affecting the radio's operation. All
automotive control systems have to meet stringent EMI specifications,
but a defective control system may go undetected until it becomes
necessary to operate in the proximity of a transmitting antenna.
Therefore, electronically controlled brake an/or guidance systems should
be checked very carefully and at different speeds for any sign of
abnormal operation. See Section 4 for further information on performance
verification.
Checking Anti-Skid Braking Systems
The test procedure is divided into eight different checks in order to cover
various types of interference. Disturbance of an electronic anti-skid
braking system can usually be detected in several different ways: e.g.,
the lights, irregular audible sounds, notice able changes in the braking
system's performance, etc.
1. With the car stationary in neutral, the engine running at fast idle, and
your foot off the brake pedal, make a phone call.
2. Repeat the previous check but with your foot on the brake pedal.
3. With the car stationary, and with at least several car lengths of clear
area in front of the vehicle, engage a forward gear. Bring the clutch up
to the biting point whilst preventing forward motion by applying gentle
pressure to the brake pedal. Help may be required to achieve the
above. Make a call and ensure no malfunctions are observed.
4. With your foot off the brake pedal and driving at a moderate speed of
15 to 25 mph (24 to 40 km/hour), have the phone called.
5. With your foot exerting slight pressure in the brake pedal, enough to
turn on the brake lights, have the phone called.
6. While making moderate deceleration stops from 25 to 30 mph (40 to
48 km/hour), have the phone called.
CAUTION Severe disruption of the electronic anti-skid braking system
may cause loss of control of the vehicle while performing the following
test.
7. While making an 'emergency' type stop from 20 mph (32 km/our),
have the phone called.
8. If no interference occurs, repeat check 7 doing an 'emergency' type
stop from 30 mph (48 km/hour).
IMPORTANT If no malfunctions are observed while performing any of
the previous tests, it can be assumed that no apparent problems exist
and the vehicle can be released to the customer. However, if any of the
tests cause a brake malfunction, any further tests should be stopped, and
the phone removed from the vehicle immediately. Then contact the
vehicle manufacturer's service department as soon as possible to seek
further advise.
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