* Be sure that after the car computer goes to sleep mode, power might be still available on the power wires. Depending on car, this may happen in 5 to 30 minutes period.
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* Be sure that after the car computer goes to sleep mode, power is still available on the power wires. Depending on car, this may happen in 5 to 30 minutes period.
* When module is connected, measure voltage again to make sure it did not decrease.
* When module is connected, measure voltage again to make sure it did not decrease.
* It is recommended to connect to the main power cable in the fuse box.
* It is recommended to connect to the main power cable in the fuse box.