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Volume 3

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LOCATION:    11.2 Roadster Soft Top (RST), Roll Bar (RB) (Manual Deployment)   >   11 Diagnosis - Function Test


Diagnosis - Function Test

Roadster Soft Top Opening Sequence
Initial stage: Roadster Soft Top closed.

Each frame (1-8, 10) in Figure 1 shows each opening sequence step (1-8) along with each component, with actuation of hydraulic actuators and window motors, that must be completed first before the next sequence step can be accomplished.

Roadster Soft Top Closing Sequence

Each frame (1, 3, 4-8,10) in Figure 2 shows each closing sequence step
(1-10) along with each component, with actuation of hydraulic actuators and window motors, that must be completed first before the next sequence step can be accomplished.

Roadster Soft Top Hydraulic Flow Schematic

Roadster Soft Top Hydraulic Flow Schematic

CAUTION!
Injury hazard from pinching and crushing, in extreme cases extremities can even be severed when caught in the mechanism.
Do not allow any body parts to be in the general area of the moving components.

Test step/Test scope Test condition Nominal value Possible cause/Remedy 1)
1.0
Power soft top switch (S84) indicator lamp
Ignition: ON Indicator lamp within power soft top switch must illuminate 1X S84,
Open circuit,
Power soft top control module (N52)
2.0
Hard top safety test
Ignition: ON
After a time period of more then 10 seconds, push power soft top switch (S84) to OPEN for approx. 10 seconds.
Hard top must not unlock. Power soft top control module (N52)
See SMS, Job number 77-0450
3.0
Lock hard top
Hard top set inplace, unlocked.
Ignition: ON
Push power soft top switch (S84) to CLOSE.
Locking begins immediately,
Once the locking procedure is completed the indicator lamp in switch goes out.
13, see complaint No. 1
4.0
Unlock hard top
Ignition: ON
Within 10 seconds push power soft top switch (S84) to OPEN.
After 2 to 4 seconds the unlocking procedure begins first at front amd then the rear.
13, see complaint No. 1
5.0
Raise Roll bar using RB
switch (S83)
Ignition: ON
Push RB switch (S83) to Raise.
Roll bar raises. 13, see complaint No. 5
6.0
Close power soft top using power soft top switch (S84)
Ignition: ON
Hard top removed from vehicle.
Push power soft top switch (S84) to CLOSE.
Roll bar retracts, side windows open, soft top closes, roll bar is raised, side windows close. 13, see complaint No. 10-19
7.0
Open power soft top using power soft top switch (S84)
Ignition: ON
Roll bar raised, push power soft top switch (S84) to OPEN.
Roll bar retracts, side windows open, power soft top opens, roll bar raises, side windows close. 13, see complaint No. 20-29
8.0
Lower roll bar using RB switch (S83)
Ignition: ON
Press RB switch (S83) to lower.
Roll bar retracts.
13, see complaint No. 7
9.0
Gong in dome lamp
With the soft top unlocked, drive vehicle a short distance.
Gong in dome lamp must sound. 13, see complaint No. 3, 4
10.0
Side window convenience feature function
Side windows open.
Lock vehicle from driver's door, passenger door and trunk lid lock, while holding pressed (key in trunk lock at 60 degrees).
Side windows close. 13, see complaint No. 32
1) Observe Preparation for Test, see 22.