HBA diagnosis 911 Carrera (996) · Introduction & I Caution!Danger of damage due

HBA diagnosis 911 Carrera (996) Introduction & I Caution!Danger of damage due to The manual contains the diagnosisfor the .improper handling of the battery and the control modulefollowing system: connectors. HBA (headlight beam adjustment), > Never disconnect battery with enginerunning.General instructions / safety instructions The following points must be observed during > Never start engine without vehicle diagnosis: securelyconnected battery. > Never pull off or push on plug After the battery is connected, volatile connections of the control memories must be reprogrammed. In modules or other electronic the case of radio coding and tuning, the components when the ignition customer must be informed of decoding is switched on. and the deleted tuner memory. The coding, calibration and headlight adjustment must be observed after an HBA control module or an angle sensor for HBA has been replaced or the running gear has been modified. After troubleshooting or repairs, erase the fault memory with the Porsche System Tester 2 and carry out a test drive. -After the test drive, read out the fault memory with Porsche System Tester 2 again. 94 -D 4 94 92 Diagnosis/troubleshooting HBA