Transverse Interlock

Fault code 16353

Control unit malfunction
This fault causes the power/voltage supply to the servo motor 'A/B', brakes 'A/B', sensors and CAN communication to switch off.

Diagnostic conditions

NOTE: The internal function test must be completed successfully before the functions stored in the transverse lock control unit can be activated.

- Ignition on
- Transverse lock control unit internal function test

Possible causes of fault
- 'Open circuit': fault detected in computer during internal function test of transverse lock control unit.
- 'Fault': fault detected in computer during internal function test of transverse lock control unit.

Affected pins
Transverse lock control unit plug:
- Pin '-'

Diagnosis/troubleshooting

NOTE: Before replacing the control unit, the ground connections, power supply and plug connections on the control unit must be checked. After the test drive, read out the fault memory with the Porsche System Tester II No.9588 again. Additional causes of faults that could damage the 'transverse lock control unit' should be detected and remedied.