Mazda 2002 6 Workshop Manual page 174

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}
CONTROL SYSTEM
0 V
0 V
0 V
0 V
F
A6A3940W006
A6A3940W007
A6A3940W008
A6A3940W011
F–48–11