Test Point 54

TEST POINT 54
Central Locking Limit Position Safe Not Reached

Fault Code 59
This fault is stored in the following cases:
- Open circuit in the supply lead to plug II, pin 1 (terminal 31)
- Short to ground or open circuit in the supply lead to plug II, pin 8
- Short circuit to voltage/ground or open circuit in the supply lead to plug II, pin 9
- Short circuit to voltage/ground or open circuit in plug II, pin 19
- Door lock (driver/passenger) is faulty

Procedure

1. In the menu item Drive links, select "Secure doors" and carry out the function test.

2. In the menu item Input signals, select "Driver's side secured" and "Passenger's side secured" and compare the switch positions with the input signals table.

3. Pull plugs I and II off the alarm system control module

- Ohmmeter on plug II, pin 1 and ground

Display: < 5 ohms

- Voltmeter at plug II, pin 8 and ground

Display: Battery voltage

If 0 Volts is displayed, check fuse C3

- Voltmeter at plug II, pin 9 and ground

Display: 0 Volts

- Ohmmeter on plug II, pin 9 ground

Display: infinity

- Ohmmeter on plug II, pin 9 and plug on door lock (driver's side / passenger's side) pin 2

Display: < 5 ohms

- Voltmeter at plug I, pin 19 and ground

Display: 0 Volts

- Ohmmeter at plug I, pin 19 and ground

Display: infinity

- Ohmmeter on plug I, pin 19 and door lock (driver's side / passenger's side) pin 9

Display: < 5 ohms