Checking opening using the key
This fault-tracing assumes that the lock cylinder is not mechanically defective.
Check door control module connector A and the lock unit connector. Check for contact resistance and oxidation.
Check the cable between door control module connector terminal #A6 and lock unit connector terminal #4. Check for an open-circuit.
Check the cable between door control module connector terminal #A12 and lock unit connector terminal #1. Check for an open-circuit.
Check the cable between door control module connector terminal #A13 and lock unit connector terminal #5. Check for an open-circuit.
Replace the lock unit if no fault is found.
Other information:
- For further information about signals and other values, see Signal specification
- To connect the breakout box, see Connecting the breakout box
- To access the driver/passenger door module (DDM/PDM) connector, see Driver's door module / passenger door module (DDM/PDM), replacing
- To access and replace the lock unit, see Lock mechanism front side door, replacing
- See Checking wiring and terminals .