2004 Nissan Altima 2.5L CMP vs CKP Known Good Waveforms
Resource
ATG - Automotive Training Group
2004 Nissan Altima 2.5L (QR25DE) 4-spd (RE4F04B)
Cam
Crank
Known Good
Waveforms
Nissan Altima 2004 2.5 QR25DE Running good, no problems.
The picture’s name tells the RPM.
CH 1 CAM sensor
CH2 CKP sensor
CH3 Intake valve timing control
CH4 Ignition signal to coil cylinder #1 for synchronization.
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