Mazda 2002 6 Workshop Manual page 178

Fuel injection control
PCM terminals
• Fuel Injection No.1: 4Z(+)—1C(–)
• Fuel Injection No.1: 4W(+)—1C(–)
• Fuel Injection No.1: 4AD(+)—1C(–)
• Fuel Injection No.1: 4AA(+)—1C(–)
Oscilloscope setting
• 4 V/DIV (Y), 10 ms/DIV (X), DC range
Vehicle condition
• Idle after warm up (engine speed approx. 650
rpm [MTX] or 700 rpm [ATX], no load, P/S off, A/C
off)
Shift solenoid C control
PCM terminals
• 4Y(+)—1C(–)
Oscilloscope setting
• 5 V/DIV (Y), 5 ms/DIV (X), DC range
Vehicle condition
• Idle after warm up (engine speed approx. 650
rpm [MTX] or 700 rpm [ATX], no load, P/S off, A/C
off)
Shift solenoid A control
PCM terminals
• 4AB(+)—1C(–)
Oscilloscope setting
• 5 V/DIV (Y), 5 ms/DIV (X), DC range
Vehicle condition
• Idle after warm up (engine speed approx. 650
rpm [MTX] or 700 rpm [ATX], no load, P/S off, A/C
off)
Shift solenoid B control
PCM terminals
• 4AC(+)—1C(–)
Oscilloscope setting
• 5 V/DIV (Y), 5 ms/DIV (X), DC range
Vehicle condition
• Idle after warm up (engine speed approx. 650
rpm [MTX] or 700 rpm [ATX], no load, P/S off, A/C
off)
End Of Sie
CONTROL SYSTEM
F F UEL AND EMISSION CONTROL SYSTEMS CONTROL SYSTEM
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0 V
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A6A3940W024
A6A3940W025
A6A3940W026
A6A3940W027
F–49