Operation CHARM: Car repair manuals for everyone.

Keyless Control Module Inspection [Advanced Keyless Entry And Push Button Start System]




KEYLESS CONTROL MODULE INSPECTION [ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM]

1. Remove the front scuff plate. Front Scuff Plate Removal/Installation

2. Remove the front side trim. Front Side Trim Removal/Installation

3. Measure the voltage according to the terminal voltage table.

- If the voltages cannot be verified as indicated in the terminal voltage table, inspect the parts under "Inspection item (s)".

- If the system does not work normally even though the inspection items or related wiring harnesses do not have any malfunction, replace the keyless control module.

Terminal Voltage Table (Reference)






Terminal Voltage Table (Reference) (Part 1):





Terminal Voltage Table (Reference) (Part 2):





Terminal Voltage Table (Reference) (Part 3):





Terminal Voltage Table (Reference) (Part 4):






*1
MTX
*2
ATX

Generated pulse (reference)





- Terminal: 3P (+) -> body ground (-)
- Oscilloscope setting: 2 V/DIV (Y), 1 ms/DIV (X), DC range