mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2592 > < Component Tests and General Diagnostics|Page 2590
Page 20
background image

PCM terminals

-

2S(+)-body ground(-)

Oscilloscope setting

-

1 V/DIV (Y), 25 ms/DIV (X), DC range

Vehicle condition

-

Idle after warm up

CKP signal

PCM terminals

-

2W(+)-body ground(-)

Oscilloscope setting

-

1 V/DIV (Y), 5 ms/DIV (X), DC range

Vehicle condition

-

Idle after warm up

IGT1, IGT2, IGT3, IGT4 control

PCM terminals

-

IGT1(ignition coil No.1): 2G(+)-body ground(-)

-

IGT2(ignition coil No.2): 2K(+)-body ground(-)

-

IGT3(ignition coil No.3): 2L(+)-body ground(-)

-

IGT4(ignition coil No.4): 2H(+)-body ground(-)

Oscilloscope setting

-

1 V/DIV (Y), 50 ms/DIV (X), DC range

Vehicle condition

-

Idle after warm up

Generator field coil control

Component Tests and General Diagnostics|Page 2592 > < Component Tests and General Diagnostics|Page 2590