Mazda B-Series 1997 Workshop Manual page 512

CONTROL SYSTEM (FOR 4 . 0 ~ )
FT
Terminal
-~
. .
Connected To Test Condition specification
- R e m a r * 7
-
I 1
51
Power ground
i
Constant
Poor connection or open
at PCM or GND.
52
1
Ignition coil 2
I
(Output,
1
Constant
Open or short from coil
# 2 to PCM.
(Output)
I
j3
Trarismission in 4th gear
I
I
m e n circu~t from
S S ~
to
Shift solenold 3 (SS3) %%srnlssion out of 4th IG
ON:
B+
PCM,
qear
- 8
-
1
Key ON
Torque converter
/
Hot
I
Bit
PID 0%
1
;?E,
circuit in TCC to
clutch (TCC) solenoid
E r $ x / h ( 4 0 m p h ) -
7.5-8.4V
PID 35-70%
1
54
(Output)
Driving 88 kmih (55 mph) 2.5-3.3V PID 79-1 00%
1
- -
-
T 3 p e n or short to ground.
Keep alive power
1
Constant
0 RPM
- -
Overdrive drum speed
1
Hot idle
-
81 0-830 RPM
sensor (ODs)
Res~stance Open or short from ODs
.
Driving 88 kmlh (55 mph)
1
0
RPM
- -
- -
- .
- -
-
-
+ - -
Key ON
Heated oxygen - -
sensor-1 1 (front)
Englne runnlng at
operating
temperature
64
1
Clutch pedal pos~t~on 'IUtCh pedal depressed 0 1 v
Open or short from CPP
iMT] (CPP) swltch
( I n ~ u t )
1
I
Clutch pedal released
T
5V PID DRIVE switch to PCM.
- -
- .
- -
- -
I
-
- .
-
-
- -
1
_ -
-
--
-
Key ON
- -
- -
-----
I
Park
Reverse
Transm~ss~on range Neutral
(TR) sensor
I
Drive
----
Second
F~rst
Open or short from DPFE
sensor to PCM.
D~fferent~al pressure
H O ~
idle
feedback EGR (DPFE)
sensor
---
Drlvlng - - 48 kmlh (30 mph)
-
-
4
23-4.68V
3.52-3.89V
- -
2.80-3.1 O V
2.09-2.31 V
1 39-1.53V
---
0.68-0 76V
I
Driv~na 88 kmlh (55 m ~ h )
I
1-1.7V
1
I
, ,
/
Evaoorative emission
-
PID 0000
PID 1100
' I D
PID 11 11
PID 1001
PID 001 1
I
-
'iort from
I
snlennln m PCM
-
TR sensor out of
adjustment.
Open or short from TR
sensor to PCM.
b l I
, , .
..-.
, ,
I
canister Durae
I
/
.-
.
I
During purge conditions
/
Below 1
. o v - ~
I
68
- -
- - - -
Key ON (AiC ON) Below 1 O V
Open clrcult from WAC to
69 W ~ d e open throttle A/C Idle (A/C ON)
- -
B+
-
(Output)
I
cut-off WAC relay Accelerate (AiC ON) 0 2V
--
,
C r i ~ ~ s e steady B+ PID ON
7BUOFT 228
FT-I 67