Thursday, 31 March 2022

2000 Porsche Boxster (986) F6-2.7L A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 211


- Ohmmeter on alarm system control module plug I, pin 10 and plug on shift element for tank cap pin 1



Display: < 5 ohms



- Ohmmeter at alarm system control module plug I, pin 10 and ground



Display: infinity



- Ohmmeter on alarm system control module plug I, pin 5 and plug on shift element for tank cap pin 2



Display: < 5 ohms



- Ohmmeter at alarm system control module plug I, pin 5 and ground



Display: infinity



If no faults are detected in the wire, replace the shift element for the tank cap.



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