Subaru 2002 Impreza Service Manual page 239

I
ABS signal
.------------7
I
---_---
- - - - - - )
I 1
I 1
.--------
---.
I I
.-----------)
1 1 1 1
1 1 1 1
.----------
I I 1 I I I
---------
*
1 1 1 1 I I
1 1 ~ 1 I I
.---------
I I I I I I
I I I I I I I I - - - - - - - - +
1 1 1 1 1 1 1 I
FWD switch (non-turbo model)
( 1 1 1
Engine speed signal
Inhibitor switch
TRANSMISSION CONTROL MODULE (TCM)
Automatic Transmission
Speedometer circuit
AT diagnosis signal
FWD
indicator light (non-turbo model)
ATOILTEMPlight
9: SYSTEM DIAGRAM
Cruise control signal
Battery voltage
Torque control cut signal
Intake manifold pressure signal (non-turbo model)
Brake switch
Mass air flow signal (turbo model)
1 1 l 1 1 1 1 1
r
.-------.
I I I I I I I I - - - - - - - - )
Torque control signal 1
1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 I I I I I
Torque control signal 2
1 1 1 1 1 1 1 1 1 1
I I
I
I I I I I I I I
I - - - - - *
1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1
._____
I I t
I
I I I
I
I 1 1 I I
I
I I I I I I I I I I I I----*
Dropping resistor A (non-turbo model)
1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1
.---;
; ; ; ; ; ; ; ; ; ; ; ; ; ;
;--+
Dropping resistor 6 (non-turbo model)
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
"'1 I I I I I I I I I I I I I I I I
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 ~ 1 1 1 1 1 1 1 1
"-1 I I 1 I I
I I
I 1
I I
I I 1 I I I
.
- - -
- -
-
l T V T T 7 T T V T ,
I I , 1 1 1 1
1 1 1 1 1 1 1 1
-
-
-D
: Mechanical signal
---+
: Electrical signal
I
Tires (rear wheels)
I
NF0465
AT-1 7