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LOCATION:    3.4 Models 202, 208, 210   Pneumatic System Equipment (PSE) >   33 Pneumatic Test Program - PSE Control Module Test


Pneumatic Test Program - PSE Control Module Test

Test scope Test connection Test condition Nominal value Possible cause/Remedy
1.0 Central locking system
Left front door
Vacuum supply
Connector FT to PSE control module
Black connector on tester.
Cap all other connections on the PSE control module.
Close doors.

Lock vehicle using interior switch (CL).
450 mbar in
1.2 sec.
23 PSE/CL 1.0,
PSE control module (A37).
2.0 Central locking system
Left front door
Pressure supply
Connector FT to PSE control module.
Yellow connector on tester.
Cap all other connections on the PSE control module.
Close front doors.

Unlock vehicle using interior switch (CL).
450 mbar in
0.8 s
23 PSE/CL 1.0,
(A37).
3.0 Central locking system
Right front/right rear doors
Vacuum supply
Connector BFT or BFT/Fond to PSE control module.
Black connector on tester.
Cap all other connections on the PSE control module.
Close doors.

Lock vehicle using interior switch (CL).
450 mbar in
1.2 s
23 PSE/CL 1.0,
(A37).
4.0 Central locking system
Right front/right rear doors
Pressure supply
Connector BFT or BFT/Fond to PSE control module.
Yellow connector on tester.
Cap all other connections on the PSE control module.
Close doors.

Unlock vehicle using interior switch (CL).
450 mbar in
0.8 s
23 PSE/CL 1.0,
(A37).
5.0 Central locking system
Fuel filler flap
Vacuum supply
Connector TK or Tank to PSE control module.
Black connector on tester.
Cap all other connections on the PSE control module.
Lock vehicle using IR transmitter key
450 mbar in
1.2 s
See AD80.35-P-6000-04B
PSE control module (A37).
6.0 Central locking system
Fuel filler flap
Pressure supply
Connector TK or Tank to PSE control module.
Yellow connector on tester.
Cap all other connections on the PSE control module.
Close all doors.
Lock vehicle using IR transmitter key.
Unlock vehicle using interior switch (CL).
450 mbar in
0.8 s
23 PSE/CL 1.0,
(A37).
7.0 Multi-contuor seat backrest
Pressure supply
Connector MKL to PSE control module.
Yellow connector on tester
Cap all other connections on the PSE control module.
Ignition switch: ON/OFF
Pump runs
with 4 sec. delay.
450 mbar delay in 0.8 sec.
PSE control module (A37).
8.0 Retractable rear head restraints (RHR)
Vacuum supply
(model 210 sedan only)
Connector Heck/KAF or HFE/KAF to PSE control module.
Black connector on tester
Cap all other connections on the PSE control module.
Retractable head restraints raised.
Ignition switch: On
Press RHR switch.
450 mbar in
1.2 s
See AD80.20-P-6003-01B,
(A37).
9.0 Manifold vacuum assist
Vacuum supply
(model 210 only)
Connector SRU to PSE control module.
Black connector on tester
Cap all other connections on the PSE control module.
Ignition switch: ON/OFF
Pump runs
with 8 sec. delay.
450 mbar in
1.2 s
(A37).
10.0 Remote trunk lid release
Pressure supply
(model 210 sedan only)
Connector Heck/KAF or HFE/KAF to PSE control module.
Yellow connector on tester
Cap all other connections on the PSE control module.

Press RTR switch.
450 mbar in
1.2 s
See AD80.20-P-6002-03B,
(A37).
11.0 Central locking
(Safety switch time)

  Cap the following connectors on the PSE:
Bosch:
HFE/KAF, MVA, OSB
Hella:
Heck/KAF, MVA, OSB
Close all doors

Unlock vehicle via interior switch (CL).
Pump runs
for 10±1 sec.
23 PSE/CL 1.0,
(A37).
12.0 Additional consumers
Safety switch time
  Cap the following connectors on the PSE:
Bosch:
FT, BFT, TK, MVA
Hella:
FT, BFT/Fond, Tank, MVA, OSB
Ignition: ON
Press RHR switch.
Pump runs
for 60 sec.
See AD80.20-P-6003-01B,
(A37).