CONVERTIBLE TOPSConvertible Tops - 1Subject PageE36 Convertible Tops Overview ...
Convertible Tops - 10S5 - Identified as Trunk Lid Microswitch in the ETM (Not Adjustable)• Located on Trunk Lock. Prevents convertibletop operation wh
Convertible Tops - 11COMPONENTS REVIEW
OPERATIONThe following prerequisites must be met for the top to function:Trunk Lid Closed - Electrical interlock of the trunk and top. Due to the desi
Convertible Tops - 13TENSION BAR RAISEDAt the same time the windows are lowering, the top drive motor is switched on and the ten-sion bar is raised to
TOP ASSEMBLY LOWEREDThe top motor turns clockwise immediately opening S1 & S2. It pulls the top into the stor-age compartment. The tension bar d
Convertible Tops - 15E36 Semi Automatic Convertible Top Micro-Switch Logic ChartTop Position S1 S2 S3 S4 S5 S6(GM)Hall SensorTop Up and locked Hi Hi H
Convertible Tops - 16RAISING THE TOPThe procedure for raising the top follows the same pattern as lowering.Press and hold the top switch.• The windows
Convertible Tops - 17EM TOP EMERGENCY OPERATIONIn the event of electrical failure, the top can be raised manually. The procedure is as fol-lows:• Pul
RE-CONNECTING DRIVE MOTORSDue to the interlock of the trunk lid an unlocked top storage cover, the following proceduremust be followed to reconnect th
Convertible Tops - 19EM TOP INITIALIZATIONInitialization of the system is required for the CVM to learn the end limits of the top storagecover. The C
Convertible Tops - 2E36 CONVERTIBLE TOPOVERVIEWE36 - 318i, 323i, 325i and 328i:The top design consists of two pivoting sections;the tension bow at the
Convertible Tops - 20CONTROL MODULE DIAGNOSIS/TROUBLESHOOTING• Faults that occur during opera-tion of the top are stored in theCVM.• They are accessed
Convertible Tops - 21
CONVERTIBLE TOP STORAGE LID POSITION HALL SENSOR TESTSBefore testing always verify pin numbers andwire colors from the appropriate ETM.DC Voltage Test
Convertible Tops - 23E36 CONVERTIBLE TOP ADJUSTMENTSNOTE: All mechanical adjustments are critical for synchronous top operation.The following adjustme
Convertible Tops - 24Group 54 25.. includes the fol-lowing:• Adjusting both top lid locks.• Adjusting electric motor forconvertible top lid.• Adjusti
Convertible Tops - 25Group 54 31.. includes the fol-lowing:• Adjusting convertible top(mechanical).• Adjusting EM convertible top.Group 54 31.. additi
Convertible Tops - 26Group 54 34.. includes the fol-lowing:• Adjusting Left/RightConvertible top lock (fullyautomatic system).Group 54 34.. additional
Convertible Tops - 27Group 61 31.. includes the fol-lowing: • Adjusting micro switch S4.• Adjusting micro switch S3.
Group 54 90.. includes trou-bleshooting charts for the Semiand Fully Automatic Systems withlinks to repair procedures.Group 54 90.. also includes amic
E36 CONVERTIBLE SPECIFIC SI BULLETINS Refer to the following list of Service Information bulletins when servicing an E36 convertible.Always check the
Convertible Tops - 3The E36 base convertible top is manually operated. The higher line top is an ElectroMechanical variant that has evolved through
E36 AUTOMATIC ELECTRO MECHANICAL (EM)CONVERTIBLE TOPSThe Automatic EM convertible top was introduced as a “Semi” Automatic in the 1994model year. The
FULL AUTO ONLY:• A concealed top lock motor with twin (left/right) lock drive mechanisms on the forwardedge of the top for automatically locking and u
COMPONENTSCONTROL MODULE:• Located behind the left side rear seat interiorquarter trim panel (1).• All relays and operating electronics are installedi
Convertible Tops - 7MOTORS:• Top drive motor (A) with gear assembly and position micro switches (S1 & S2). The topdrive motor is located under t
TOP DRIVE LINKAGE/THRUST RODS:Located in the top storage com-partment on the left side are twoactuating rods, one for the tensionbow and the other for
Convertible Tops - 9MICRO SWITCHES:S1 - Identified as Convertible Top Position Microswitch in the ETM (Not Adjustable)• Located on Top Motor (not adju
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