Function of individual components 1 Control module

side

The control senger's If the contro points must module is installed on the pas; below the passenger's airbag unit, module is replaced, the following be observed:

1. Coding of] the vehicle type

Calibration of the control module

3. Adjustment of the headlights

If a new confrol module is installed, fault codes "6 Control unit coding error" and "7 Calibration not performed yet" are stored.

Remedy:

Start the automatic control module search and code the vehicle type. Then perform a calibration and then erase the fault memory. Adjust the

The HBA system is activated when the parking light is switched on (terminal 58). The headlights are set to hip-beam position when the high-

3. Angle sensor for HBA, rear

The sensor is fastened on the left side of the rear axle and is connected to the lower axle

A sensor measures the compression travel and forwards this value as a sensor voltage to the

4. Angle sensor for HBA, front

The sensor is fastened on the left side of the front axle and is connected to the axle strut by a linkage. A sensor measures the compression travel and forwards this value as a sensor volt-

When making repairs, bear in mind that the angle sensor bracket (B) must be in contact at the bottom when the bolts on the rear-axle support (A) are tightened (arrow). Once installed, the control module must be calibrated with the Porsche System Tester 2. Adjust the headlights

A - Rear-axle support B - Angle sensor bracket C - Angle sensor

5. Headlights

Each headlight includes a stepper (servomotor for HBA) which is activated by the control module. Figure 407_99 (arrow) shows the connections for the respective servomotor.

Headlight without lens

9_69_99

1. Ignition unit

2. Lamp plug

3. Lamp fastener

4. Servomotor for HBA (stepper motor)

5. Parking light

6. Higji beam

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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