Inspection of ECM and Its Circuits 2

Inspection of ECM and Its Circuits

Reference waveform No.8







Fuel injector No.3 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.9







Fuel injector No.1 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.10







A/F sensor heater and A/F sensor signals (Bank-1 and Bank-2):

Reference waveform No.11







A/F sensor heater and A/F sensor signals (Bank-1 and Bank-2):

Reference waveform No.12







Knock sensor signal (1):

Reference waveform No.13







Fuel injector No.6 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.14







Fuel injector No.4 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.15







Fuel injector No.2 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.16







CKP sensor (1) and CMP sensor (2) signals:

Reference waveform No.17







Ignition coil signal (1):

Reference waveform No.18







Ignition coil No.5 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.19







Ignition coil No.3 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.20







Ignition coil No.1 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.21







MAP sensor signal (1):

Reference waveform No.22







Ignition coil No.6 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.23







Ignition coil No.4 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.24







Ignition coil No.2 (1), CKP sensor (2) and CMP sensor (3) signals:

Reference waveform No.25







Throttle actuator output signals:

Reference waveform No.26







Throttle actuator output signals:

Reference waveform No.27







CAN communication line signals:

Reference waveform No.28







EVAP leak check module motor drive signal (1):

Reference waveform No.29







EVAP leak check module motor drive signal (1):

Reference waveform No.30







Start (1), CKP sensor (2), CMP sensor (3) and ignition coil No.1 (4) signals:

Reference waveform No.31







Start (1), CKP sensor (2), CMP sensor (3) and fuel injector No.1 (4) signals: