PREVOST X3-45 COMMUTER, Руководство по обслуживанию

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SECTION 06: ELECTRICAL
DOB 2490-2789 | X3-45 Commuter PA1605 Maintenance Manual (Final Version) – Sec 06 revised June 2017 13
1.7.1 Rear Electrical Panel
The rear electrical panel provides access to the
following:

Rear terminal block;

Multiplex modules;

Vehicle electrical center rear (VECR)

Relays and fuses;

Transmission control module (TCM);

Battery master switch (master cut-out);

OBD II diagnostic connector (refer to “other
features” chapter).
FIGURE 6: REAR ELECTRICAL PANEL
1.8 BATTERY COMPARTMENT
The battery compartment provides access to the
batteries (4), battery equalizer, the master relay
(r1), power relays (2) and to the prime battery
monitoring components.
FIGURE 7: BATTERY COMPARTMENT 06773
1.9 FRONT ELECTRICAL AND SERVICE
COMPARTMENT
The front electrical and service compartment is
located on L.H. side of vehicle, under the driver's
window. It contains the following components
(Figure 8):

Front terminal block;

Master chassis module (MCM);

C226 connector (MCM) type db9 for laptop
diagnostic tool;

Vehicle electrical center front (VECF) and
multiplex modules;

Relays and fuses;

ABS electronic control unit (ECU);

Vehicle electronic control unit (VECU);

Master interlock cancel switch;

Emergency door unlatch valve;

Tag axle control valve.
FIGURE 8: FRONT ELECTRICAL COMPARTMENT
ELECTRIC PANEL
1.9.1 A/C Junction Box
The a/c junction box is located in the evaporator
compartment, on the evaporator fan motor
housing.