1997 BMW 328i wiring diagram

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Page 3 of 759

BMW 328i 1997 E36 Workshop Manual 
General
Data
and

	

010
FundamentalsfortheDo-lt-YourselfOwner

Maintenance

	

020
Maintenance
Program

Engine

Transmission

Suspension,

Steering
and

Brakes

4
Body

100
Engine-General

110

	

E

Page 10 of 759

BMW 328i 1997 E36 Workshop Manual 
010-2

	

FUNDAMENTALS
FOR
THE
DO-ITYOURSELF
OWNER

HOW
TO
USE
THIS
MANUAL

A
note
contains
helpfulinformation,
tipsthat
will
hefp
in
The
manual
is
divided
into
ninesections
:

	

doinga
better
job
a

Page 51 of 759

BMW 328i 1997 E36 Workshop Manual 
NOTE-

"
On
carswith
OBD
ti,
specialized
OBD
11
scan
tool
equipment
must
be
used
to
access
the
DTCs,
either
using
the
BMW
special
tool
ora
`generic"
OBD
11
scan
tool
.
See
130
Fuel
Injection
.

"
The

Page 52 of 759

BMW 328i 1997 E36 Workshop Manual 
100-
1
0
ENGINE-GENERAL

Table
d
.
OBD
I
Fault
(Blink)
Codes
(continued)

(1992-1995
modeis
only)

Graphic
representation
of
flashing
Check
Engine
light
fault
code
:
1221
-
;
5
Seconds
.
;--~
2
.5
r

Page 116 of 759

BMW 328i 1997 E36 Workshop Manual 
119-2

	

LUBRICATION
SYSTEM

NOTE-
Component
Location

	

If
the
light
does
not
go
out,
thewiring
to
theswitch
is"
Oil
pressure
switch

	

most
likely
grounded
somewhere
between
the
switch

all
engi

Page 128 of 759

BMW 328i 1997 E36 Workshop Manual 
120-
4

	

IGNITION
SYSTEM

2
.
Check
for
battery
voltage
o
cofs
.
If
voltage
is
not

	

Table
b
.
Ignition
Coil
Resistance

present,
check
wire
between
terminal
15
and
ignition

	

(M42
Engine)
swit

Page 148 of 759

BMW 328i 1997 E36 Workshop Manual 
130-2

	

FUEL
INJECTION

GENERAL

This
repair
group
covers
fuel
injection
system
component

testing
and
repair
.
Special
equipment
is
necessary
for
some

of
the
procedures
given
in
this
repair
group

Page 153 of 759

BMW 328i 1997 E36 Workshop Manual 
ELECTRICAL
CHECKS
AND
COMPONENT
TESTING

Main
relay,
testing

The
main
relay
is
energized
via
the
engine
control
module

and
supplies
plus
(+)
power
to
the
many
of
the
engine
man-

agement
components
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