Mazda Protege 5. Manual — part 167
CONTROL SYSTEM [ZM]
01–40A–21
01–40A
*
1
: ATX only
Inspection Using An Oscilloscope (Reference)
Ne signal
•
PCM terminal: 21(+)-22(-)
•
Oscilloscope setting: 2 V/DIV(Y), 2ms/DIV(X), AC
range
•
Vehicle condition: idle after warm up
IGT signal
•
PCM terminal:
— IGT1: 26(+)-103(-)
— IGT2: 52(+)-103(-)
•
Oscilloscope setting: 1 V/DIV(Y), 10ms/DIV(X),
DC range
•
Vehicle condition: idle after warm up
Input/turbine speed signal
•
PCM terminal: 84(+)-23(-)
•
Oscilloscope setting: 0.4 V/DIV(Y), 2.5 ms/
DIV(X), DC range
•
Vehicle condition: idle after warm up
102*
1
Shift solenoid C
Control
Shift solenoid C
•
Inspect using the wave profile.
(See 01–40A–21 Inspection Using An
Oscilloscope (Reference))
•
Inspect shift solenoid
C
(See 05–17–28
SOLENOID VALVES
INSPECTION)
•
Inspect related
harness
103
GND
GND
Under any condition
Below
1.0
•
Inspect related
harness
104
—
—
—
—
—
Terminal
Signal
Connected to
Test condition
Voltage
(V)
Action
Z3U0140W006
Z3U0140W007
Z3U0140W008
1712-1U-01G(01-40A).fm 21 ページ 2001年6月29日 金曜日 午前9時50分
CONTROL SYSTEM [ZM]
01–40A–22
Generator output voltage signal
•
PCM terminal: 30(+)-103(-)
•
Oscilloscope setting: 2 V/DIV(Y), 5 ms/DIV(X),
DC range
•
Vehicle condition: idle after warm up
Pressure control solenoid control signal
CTP
•
PCM terminal: 80(+)-103(-)
•
Oscilloscope setting: 0.5 V/DIV(Y), 0.1 ms/
DIV(X), DC range
•
Vehicle condition: ignition key at ON (Engine
OFF) and closed throttle position.
WOT
•
PCM terminal: 81(+)-103(-)
•
Oscilloscope setting: 0.5 V/DIV(Y), 0.1 ms/
DIV(X), DC range
•
Vehicle condition: ignition key at ON (Engine
OFF) and wide open throttle
Engine speed signal
•
PCM terminal: 48(+)-103(-)
•
Oscilloscope setting: 2 V/DIV(Y), 20 ms/DIV(X),
DC range
•
Vehicle condition: idle after warm up
Z3U0140W009
Z3U0140W010
Z3U0140W019
Z3U0140W011
1712-1U-01G(01-40A).fm 22 ページ 2001年6月29日 金曜日 午前9時50分
CONTROL SYSTEM [ZM]
01–40A–23
01–40A
Generator field coil control signal
•
PCM terminal: 53(+)-103(-)
•
Oscilloscope setting: 0.2 V/DIV(Y), 2ms/DIV(X),
DC range
•
Vehicle condition: idle after warm up
Vehicle speed signal
•
PCM terminal: 58(+)-103(-)
•
Oscilloscope setting: 1 V/DIV(Y), 2.5 ms/DIV(X),
DC range
•
Vehicle condition: drive the vehicle with 32 km/h
[20 mph]
Purge control signal
•
PCM terminal: 67(+)-103(-)
•
Oscilloscope setting: 4 V/DIV(Y), 20 ms/DIV(X),
DC range
•
Vehicle condition: idle after warm up
Fuel injection signal
•
PCM terminal
— No.1:75(+)-103(-)
— No.2:101(+)-103(-)
— No.3:74(+)-103(-)
— No.4:100(+)-103(-)
•
Oscilloscope setting: 2 V/DIV(Y), 5 ms/DIV(X),
DC range
•
Vehicle condition: idle after warm up
Z3U0140W012
Z3U0140W013
Z3U0140W014
Z3U0140W015
1712-1U-01G(01-40A).fm 23 ページ 2001年6月29日 金曜日 午前9時50分
CONTROL SYSTEM [ZM]
01–40A–24
Shift solenoid A control
•
PCM terminal: 82(+)-103(-)
•
Oscilloscope setting: 5 V/DIV(Y), 5 ms/DIV(X),
DC range
•
Vehicle condition: drive in the 4th gear
IAC signal
•
PCM terminal: 83(+)-103(-)
•
Oscilloscope setting: 2 V/DIV(Y), 0.5 ms/DIV(X),
DC range
•
Vehicle condition: idle after warm up
SGC signal
•
PCM terminal: 85(+)-103(-)
•
Oscilloscope setting: 2 V/DIV(Y), 20 ms/DIV(X),
DC range
•
Vehicle condition: idle after warm up
Shift solenoid B control signal
•
PCM terminal: 99(+)-103(-)
•
Oscilloscope setting: 5 V/DIV(Y), 5ms/DIV(X), DC
range
•
Vehicle condition: Drive in D range, 1st gear
Z3U0140W016
Z3U0140W017
Z3U0140W018
Z3U0140W016
1712-1U-01G(01-40A).fm 24 ページ 2001年6月29日 金曜日 午前9時50分
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