Operation CHARM: Car repair manuals for everyone.

Keyless Entry




Preparation for Test
1. All fuses OK.
2. Voltage supply to AAM is OK.
3. Connect the Hand-Held Tester (HHT) to X11/4, according to diagram, see section 0.
4. HHT serial interface is OK.


Special Tools:






Test equipment; See MBNA Standard Service Equipment Program
Description Brand, model, etc.
Digital multimeter Fluke models 23.77 III, 83, 85, 87


B1040 - B1703:




B1716 - B1858: