Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Keyless Entry Transmitter Battery: Testing and Inspection

INSPECTION / TRANSMITTER BATTERY
Measure voltage between battery (+) terminal and (-) terminal.

NOTE: Battery discharge occurs during measurement. Complete measurement within 5 seconds.







During battery voltage measurement, voltage falls more than 1.8 volts in 3 seconds period.


If NG, replace the battery. (Use CR2032 or equivalent.)