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Diagnostic Manual, Body and Accessories,
Volume 1.1

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3.3 Models 170, 210 > Pneumatic System Equipment (PSE) > 11 Diagnosis - Function Test (Remote Trunk Release)

Diagnosis - Function Test (Remote Trunk Release)

Preparation for Test:
1. Check fuses F1-14, F1-22, F4-3, F4-5 ok,
2. Battery voltage 11 - 14 V.
3. Vehicle is unlocked via IR transmitter.
4. Rear trunk lid is closed.
5. Trunk lid has not been locked separately (using mechnical key).

Test step/Test scope Test condition Nominal value Possible cause/Remedy 1)

1.0 Open trunk lid via remote trunk lid release
switch (S15). Press remote trunk lid release
switch (S15). Trunk lid opens. Trunk lid does not open and pump motor in PSE control module (A37) does not run.
23 1.0

Trunk lid does not open even though pump motor in PSE control module (A37) runs.
32 1.0,
32 PSE 2.0,
Mechanical fault in trunk lid lock.

1) Observe Preparation for Test, see 22.