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LOCATION:    3.5 Models 129, 140, 170   Pneumatic System Equipment (PSE) >   23 Electrical Test Program - Test


Electrical Test Program - Test

Preparation for Test:
1. Insert model specific module into HHT,
2. Ignition: ON
3. Unlock vehicle via RCL system,
4. Battery voltage 11 - 14 V,
6. Review section 0, 11, 20, 21, 22, 31, 32,

Electrical Wiring Diagrams:
See Electric Troubleshooting Manual, Model 129, Volume 2, group 80,
Model 140, Volume 2, group 80,
Model 170, Volume 2, group 80

Test scope Test connection Test condition Nominal value Possible cause/Remedy
1.0 Interior switch (S6/1s2) (CL)
Model 170
N10-3

49
(C)
















Disconnect combination control module (N10-3) from

S6/1s2:
Rest position

Press to lock and hold

Press to unlock and hold







>20 k

approx. 200

<1
Wiring,
S6/1s2
2.0 Interior CL switch (S85)
Model 140


6






21

A37





A37



7






6
Disconnect A37 from

S85:
Rest position

Press to lock and hold

S85:
Rest position

Press to unlock and hold




>1 V

11 - 14 V



>1 V

11 - 14 V
Wiring,
S85
3.0 CL interior control
switch (S85/5)
Model 129
A37

48
(2.2)













A37

48
(2.2)
Disconnect A37 from
S85/5:
Rest position

Press to lock and hold

S85/5:
Rest position

Press to unlock and hold



>1 V

11 - 14 V



>1 V

11 - 14 V
Wiring,
S85/5
4.0 CL interior control
switch (S85)
Model 129







A37

49
(2.3)
Disconnect A37 from
S85:
Open

Close



>20 k

<1

Wiring,
S85
5.0 Left door actuator (S47) or
right door actuator (S48)
Activation: PSE
Model 129 only




A37

55
(2.9)
Unlock vehicle at driver's door using mechanical key.

Lock vehicle at driver's door using mechanical key.
11 - 14 V




< 1 V
Wiring,
S47
6.0 Trunk lid lock
actuator (S49)
Activation: PSE
Model 129 only




A37

53
(2.7)
Unlock trunk lid using mechanical key.

Lock trunk lid using mechanical key.
11 - 14 V



< 1 V
Wiring,
S49
7.0 Door contact status
Model 129




Model 140
A37

47
(2.1)



8







A37











7

Both doors closed.
Lock vehicle using transmitter key, then unlock vehicle again using transmitter key.

Elased time: 40 seconds.
< 1 V





11 - 14 V for appox. 0.5 seconds
Wiring,
PSE control module (A37),
23 PSE/CL 8.0,
23 PSE/CL 9.0,
32 PSE 3.0,
32 PSE 4.0,
32 PSE 5.0,
32 PSE 6.0
7.1 Door contact status
Model 170






59


N10-3






75

Both doors closed.
Lock vehicle using transmitter key, then unlock vehicle again using transmitter key.

Elased time: 40 seconds.
< 1 V





11 - 14 V for appox. 0.5 seconds
Wiring,
PSE control module (A37),
Combination control
module (N10-3),
23 PSE/CL 8.0,
23 PSE/CL 9.0,
32 PSE 3.0,
32 PSE 4.0,
32 PSE 5.0,
32 PSE 6.0
8.0 Left front door
switch (S17/3)
Circuit





 

 



 

 



 

 

Vehicle is unlocked via "global" via RCL.
Both front doors closed.
Vehicle is locked via CL interior switch.

Open driver's door.
CL unlocks vehicle. Wiring,
23 PSE 3.0,
23 PSE 4.0,
32 PSE/CL 1.0,
32 PSE/CL 3.0,
32 PSE/CL 5.0,
32 PSE/CL 7.0,
32 PSE 2.0,
32 PSE 4.0,
32 PSE 6.0,
32 PSE 8.0
9.0 Left front door
switch (S17/4)
Circuit









 




 





 

Unlock vehicle via "Global" via RCL.
Both front doors closed.
Vehicle is locked via CL interior switch.

Open right front door
CL unlocks vehicle. Wiring,
23 PSE 3.0,
23 PSE 5.0,
32 PSE/CL 1.0,
32 PSE/CL 3.0,
32 PSE/CL 5.0,
32 PSE/CL 7.0,
32 PSE 2.0,
32 PSE 4.0,
32 PSE 6.0,
32 PSE 8.0
10.0 Left rear door
switch (S17/5)
Circuit
Model 140 sedan only





 

 



 

 



 

 

Vehicle is unlocked via RCL.
Remove ignition key.
All doors are closed.

Lock vehicle using RCL, then open left rear door within 30 seconds.
Elapsed time
> 40 seconds.

Subsequent locking does not function.
Wiring,
23 PSE 6.0
11.0 Right rear door
switch (S17/6)
Circuit
Model 140 sedan only









 




 





 

Unlock vehicle via RCL.
Remove ignition key.
All doors are closed.


Lock vehicle using RCL, then open right rear door within 30 seconds.
Elapsed time
> 40 seconds.

Subsequent locking does not function.
Wiring,
23 PSE 6.0
12.0 Vehicle speed signal,
Activation: PSE (A37)
Model 140




Model 129
















A37

10
(1.10)

A37

64
(2.18)
Ignition: ON
Raise L/H side of vehicle, rotate left front wheel at 1 rpm/min.
Approx. 5 V Wiring,
Traction systems control module (N47),
D.M., Chassis and Drivetrain, section 9.3, 23