Mazda 6 2002, Workshop Manual

Page: 174 / 1248

CONTROL SYSTEM
F–48–11
F
Generator field coil control signal
PCM terminals
•
1AD(+)—1C(–)
Oscilloscope setting
•
0.5 V/DIV (Y), 1 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)
CKP sensor signal
(+)
PCM terminals
•
2D(+)—2H(–)
Oscilloscope setting
•
2 V/DIV (Y), 4 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)
(–)
PCM terminals
•
2G(+)—2H(–)
Oscilloscope setting
•
2 V/DIV (Y), 4 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)
VSS signal
PCM terminals
•
3C(+)—2AC(–)
Oscilloscope setting
•
1 V/DIV (Y), 10 ms/DIV (X), DC range
Vehicle condition
•
Drive the vehicle with approx. 10 km/h {6.2 mph}
0 V
A6A3940W006
0 V
A6A3940W007
0 V
A6A3940W008
0 V
A6A3940W011