Mazda B-Series 1997 Workshop Manual page 518

CONTROL SYSTEM (FOR 3 . 0 ~ )
FT
Power ground
I
Terminal
I
Connected To
I
/
Constant
I
Poor connection or open
at
PCM
or
GND.
Test Condition
1
Specification
1
Remark
1
Constant
I
I
I
B i
Possible Cause
Open or short from coil
#2 to PCM.
Ignition coil 2
53
(Output)
Open circuit from SS3 to
B+
Key ON B+
----
PID 0%
(Output)
1
54
Torque converter
clutch (TCC) solenoid
ldle
PID 0%
1
Open circuit in TCC to
PID 35-70% PCM.
I
1
55 mph
1
2.5-3.3V
/
PID 79-100%
I
Open or short from VSS
Heated oxygen
O V Open or short from
i
Switch rich to
spnsor to PCM,
sensor-1 1 (front) Engirie running at normal lean every
Contaminated sensor.
operating temperature
/
Switch at 0.45V seconds
1
Park
1
4.23-4.68V
1
PID PARK
~
adjustment.
2.09-2.31 V
sensor to PCM.
Second 1.39-1.53V
0.68-0.76V
Transmission range
(TR) sensor
Clutch pedal position
(CPP) switch
Differential pressure
feedback EGR (DPFE)
sensor
I
Hot idle
0.7V
I
I
Open or short from DPFE
sensor to PCM.
Driving 48 km/h (30 mph)
1
0.5-0.9V
- -
Drivirig 88 kmlh (55 mph)
I
I-1.7V
Evaporative emission
----------A
B+
- open or short from
1
solenoid to PCM.
i
canister purge
solenoid
-
- -
/
Below 1V
1 I I
Kev ON (A/C ON)
/
Below 1V
I
PID OFF
I
Open circuit in WAC to
1
(Output)
I
69
' - - p r i
PCM.
Wide
Open
throttle A/C
ldle or cruise (AIC ON)
cut-off WAC relay Open circuit from A/C
Accelerate (AIC ON) Below 1 V PID OFF signal line to PCM.
Key ON
PlSM relay malfunction.
Open or short circuit
Vehicle power