auxiliary battery location MERCEDES-BENZ SPRINTER 2006 Service Manual

ENGINE SYSTEMS
TABLE OF CONTENTS
page page
BATTERY SYSTEM......................... 1
CHARGING SYSTEM....................... 17STARTING SYSTEM....................... 28
BATTERY SYSTEM
TABLE OF CONTENTS
page page
BATTERY SYSTEM
DESCRIPTION..........................1
OPERATION............................2
DIAGNOSIS AND TESTING - BATTERY
SYSTEM.............................2
CLEANING.............................5
INSPECTION...........................6
SPECIAL TOOLS
BATTERY SYSTEM SPECIAL TOOLS.......6
BATTERY
DESCRIPTION..........................6
OPERATION............................7
DIAGNOSIS AND TESTING - BATTERY.......7
STANDARD PROCEDURE
STANDARD PROCEDURE - BATTERY
CHARGING...........................8
STANDARD PROCEDURE - OPEN-CIRCUIT
VOLTAGE TEST........................9
STANDARD PROCEDURE - IGNITION-OFF
DRAW TEST.........................10
STANDARD PROCEDURE - USING MICRO
420 BATTERY TESTER.................11
STANDARD PROCEDURE - CHECKING
BATTERY ELECTROLYTE LEVEL.........12REMOVAL
UNDER HOOD BATTERY REMOVAL.......12
AUXILIARY BATTERY REMOVAL..........13
INSTALLATION
UNDER HOOD BATTERY INSTALLATION . . . 13
AUXILIARY BATTERY INSTALLATION......13
BATTERY HOLDDOWN
DESCRIPTION.........................13
REMOVAL.............................13
INSTALLATION.........................14
BATTERY CABLES
DESCRIPTION.........................14
OPERATION...........................14
DIAGNOSIS AND TESTING - BATTERY
CABLES............................14
REMOVAL.............................16
INSTALLATION.........................16
BATTERY TRAY
DESCRIPTION.........................16
OPERATION...........................16
REMOVAL.............................16
INSTALLATION.........................16
BATTERY SYSTEM
DESCRIPTION
A single 12-volt battery is standard factory-in-
stalled equipment on this model. Some vehicles are
equipped with a second auxiliary battery for running
additional electrical equipment. The standard battery
is located in the engine compartment, while the aux-
iliary battery (if equipped) is located under the pas-
sengers front seat. The battery system for this
vehicle covers the following related components,
which are covered in further detail later in this sec-
tion of the service manual:²Battery- The 12v storage battery(s) provides a
reliable means of storing a renewable source of elec-
trical energy within the vehicle.
²Battery Cables- The battery cables connect
the battery terminal posts to the vehicle electrical
system.
²Battery Holddown- The battery holddown
hardware secures the battery in the battery tray in
the engine compartment.
²Battery Tray- The battery tray provides a
secure mounting location in the vehicle for the bat-
tery and an anchor point for the battery holddown
hardware.
VAENGINE SYSTEMS 8F - 1

8W-91 CONNECTOR/GROUND/SPLICE LOCATION
TABLE OF CONTENTS
page
CONNECTOR/GROUND/SPLICE LOCATION
DESCRIPTION..........................1
CONNECTOR/GROUND/SPLICE
LOCATION
DESCRIPTION
This section provides illustrations identifying con-
nector, ground, and splice locations in the vehicle.
Connector, ground, and splice indexes are provided.Use the wiring diagrams in each section for connec-
tor, ground, and splice identification. Refer to the
appropriate index for the proper figure number. For
items that are not shown in this section N/S is placed
in the Fig. column.
CONNECTORS
CONNECTOR NAME/NUMBER COLOR LOCATION FIG.
A/C Auxiliary Fan BK Engine Compartment 5
A/C Auxiliary Fan Relay (In Relay Block) BK Under Driver Seat N/S
Accelerator Pedal Position Sensor (OBD) BK On Gas Pedal 31
Accelerator Pedal Position Sensor BK At Pedal 24
Additional Heat Exchanger BK NS
Additional Heat Exchanger Switch BK NS
Air Outlet Temperature Sensor BK Engine Compartment (Right
Rear)11,33
Airbag Control Module YL Under Driver Seat 17,34,36
Airbag Squib-Driver YL Steering Wheel 17
Airbag Squib-Passenger YL Instrument Panel (Passenger
Side)N/S
Ambient Temperature Sensor BK Front Engine Compartment 2,33
Anti-Icing Switch Center Roof A/C Unit 39
Ash Receiver Lamp In Ash Tray 26
Automatic Temperature Control Module C1 BR Instrument Panel 23
Automatic Temperature Control Module C2 Instrument Panel 23
Auxiliary Heater Relay (In Relay Block) Under Driver Seat N/S
Auxiliary Heater Control Instrument Panel 20
Battery Left Front Engine Compart-
ment2
Battery-Auxiliary BK Engine Compartment 3
Battery Relay-Auxiliary BK Engine Compartment 3
Blower Motor Resistor Block Underhood Right (To The
Instrument Panel)10
Blower Motor Resistor Block C1 Instrument Panel 33
Blower Motor Resistor Block C2 Instrument Panel 33
VA8W-91 CONNECTOR/GROUND/SPLICE LOCATION 8W - 91 - 1