Mazda 2002 6 - Page 166

CONTROL SYSTEM
F–48–3
F
1M ECT ECT sensor
Ignition switch
ON
ECT 20 °C
{68 °F}
3.04—
3.14
• Inspect ECT sensor
(See F–53 ENGINE
COOLANT
TEMPERATURE
(ECT) SENSOR
INSPECTION)
• Inspect related
harness
ECT 60 °C
{140 °F}
1.29—
1.39
1N —— — ——
1O —— — ——
1P MAF MAF sensor
Ignition switch ON
Approx.
0.7
• Inspect MAF sensor
(See F–51 MASS AIR
FLOW (MAF)
SENSOR
INSPECTION)
• Inspect related
harness
Idle (after warm up)
Approx.
1.3
1Q
Refrigerant
pressure switch
(middle)
Refrigerant
pressure switch
(middle)
A/C ON
Refrigerant
pressure is
above 1.52
MPa {15.5 kgf/
cm
2
, 220 psi}
Below 1.0
• Inspect refrigerant
pressure switch
• Inspect related
harness
Refrigerant
pressure is
below 1.23
MPa {12.5 kgf/
cm
2
, 178 psi}
B+
1R*
1
Clutch operation Clutch switch
Clutch pedal depressed Below 1.0 • Inspect clutch switch
(See F–59 CLUTCH
SWITCH
INSPECTION)
• Inspect related
harness
Clutch pedal released B+
1S —— — ——
1T —— — ——
1U —— — ——
1V —— — ——
1W
Neutral position*
1
Neutral switch
Shift lever is at neutral position Below 1.0 • Inspect neutral switch
(See F–59 NEUTRAL
SWITCH
INSPECTION)
• Inspect related
harness
Shift lever is not at neutral
position
B+
Selector lever
position*
2
TR switch
(terminal C)
Ignition switch
ON
P range
Approx.
4.6
• Inspect TR switch
• Inspect related
harness
R range
Approx.
3.9
N range
Approx.
3.2
D range*
3
M range*
4
Approx.
2.5
S range*
3
Approx.
1.7
L range*
3
Approx.
0.94
1X —— — ——
1Y HO2S (rear) HO2S (rear)
Ignition switch ON Approx. 0 • Inspect HO2S (rear)
(See F–56 HEATED
OXYGEN SENSOR
(HO2S)
INSPECTION)
• Inspect related
harness
Idle (after warm up) 0—1.0
Terminal Signal Connected to Test condition
Voltage
(V)
Action