Thank you for the replys. I am certainly chasing the elusive parasitc load. The need to log this is to try to determine what is responcible for repeat flat battery concern. Senario: Holden commodore 08 model year. Same car as the new pontiac G8 in the USA :) or VXR8 in the UK. Vehicle has High and l...

Hello I am intrested in how your data logger / oscilloscopes can help me measure , log and display current draw from a vehicle to assist fault finding flat battery concern. Measuring bus sleep time and wake up. How is this measured eg a current clamp. I have never used a scope /datalogger for this f...