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CRP 429HD User's Manual
9. FAQ
Here we list some frequently asked questions and answers related to CRP
429HD.
1
System halts when reading data stream. What is the reason?
It may be caused by a slackened connector. Please turn off the tool, firmly
connect the connector, and switch it on again.
2
Screen of main unit flashes at engine ignition start.
Caused by electromagnetic disturbing, and this is normal phenomenon.
3
How to save power?
• Please turn off the screen while the handset keeps idle.
• Set a shorter standby time.
• Decrease the brightness of the screen.
• If WLAN connection is not required, please turn it off.
4
Failed to enter into vehicle ECU system?
Please confirm:
• Whether the vehicle is equipped with the system.
• Whether the identified system is electronic control system.
• Whether the diagnostic cable is correctly connected.
• Whether the vehicle ignition switch is On.
If all checks are normal, send vehicle year, make, model and VIN number to us
using Diagnostic Feedback feature.
5
Why are there so many fault codes?
Usually, it’s caused by poor connection or fault circuit grounding.
