Contents Wiring diagrams Section: Collision/avoidance All sections

Distance Systems BMW X3 E83

Collision/avoidance 7 illustrations ~351 words

66 20 508 Removing and installing (replacing) control unit (Park Distance Control)

IMPORTANTRead and comply with notes on protection against electrostatic damage (ESD protection). Refer to 61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

Necessary preliminary tasks

Remove clips (1) and fold up front luggage compartment floor trim panel (2) slightly.

Scheme 1

Scheme 1

Installation

Make sure front luggage compartment floor trim panel (2) is correctly seated.

Note. Front luggage compartment floor trim panel shown removed for purposes of clarity.

Unlock plug connections (1) and disconnect.

Scheme 2

Scheme 2

Lift control unit (2) out of mounting for control units (3).

Replacement

Carry out programming/coding. Refer to DIAGNOSIS PROGRAMMING/CODING .

66 20 520 Removing and installing/replacing an ultrasonic transducer at front (Park Distance Control)

Necessary preliminary tasks

Remove front bumper trim. Refer to 51 11 156 REMOVING AND INSTALLING FRONT BUMPER TRIM .

Unlock catches (1) in direction of arrow and pull ultrasonic transducer (2) out of bracket (3).

Scheme 3

Scheme 3: 66 20 520 Removing and installing/replacing an ultrasonic transducer at front (Park Distance Control

Installation

Retaining hooks (1) of ultrasonic transducer (2) must engage exactly in mountings (3).

Scheme 4

Scheme 4

66 20 540 Removing and installing/replacing a rear ultrasonic transducer (Park Distance Control)

Necessary preliminary tasks

Remove rear bumper trim. Refer to 51 12 156 REMOVING AND INSTALLING REAR BUMPER TRIM .

Unlock catches (1) in direction of arrow and pull ultrasonic transducer (2) out of bracket (3).

Scheme 5

Scheme 5: 66 20 540 Removing and installing/replacing a rear ultrasonic transducer (Park Distance Control)

Installation

Retaining hooks (1) of ultrasonic transducer (2) must engage exactly in mountings (3).

Scheme 6

Scheme 6

66 20 560 Removing and installing/replacing rear signal sensor (Park Distance Control)

Necessary preliminary tasks

Remove right luggage compartment wheel arch trim, refer to 51 47 161 REMOVING AND INSTALLING/REPLACING RIGHT LUGGAGE COMPARTMENT WHEEL ARCH TRIM

Unfasten plug connection (1) and disconnect.

Scheme 7

Scheme 7: 66 20 560 Removing and installing/replacing rear signal sensor (Park Distance Control)

Release nut (2) and remove rear signal sensor (3).