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No.
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TECH 1 Display
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Conditions for
Checking
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Nominal Value
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Trouble Codes
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Terminal
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05
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MEMORY KEY
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Ignition ON
Memory key not pressed
Memory key pressed
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INACTIVE
ACTIVE
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21
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9,
2
9-pin
plug
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Note:
The memory key (designation "M" on key) is the
first key from the front of the seat.
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Notes on Trouble-shooting:
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Nominal Value:
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Cause of fault:
(If nominal value is not
attained)
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· Check whether memory key jams
mechanically
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not pressed
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· Memory key or seat panelling
mechanically faulty
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· Ignition OFF, disconnect battery
negative terminal
· Remove driver's seat
· Release 9-pin plug "S40" and
disconnect from control unit K103
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· Using multimeter, measure resistance at
9-pin plug between Ter. 2 (black) and Ter. 1 (colourless)
Memory
key not pressed:
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higher than 200 kW
|
· Memory key S40.3 defective (switch
contact does not open)
· Lead short circuit between 9-pin plug
and S40.3
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Memory
key pressed:
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lower than 2 W
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· S40.3 defective (switch contact does
not close)
· Lead interruption between 9-pin plug
and S40.3
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· Using multimeter, measure resistance in
9-pin plug from Ter. 1 (colourless) and Ter. 2 (black) to ground
(seat console)
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higher than 200 kW
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· Short circuit to ground in lead between
S40.3 and 9-pin plug Ter. 1 (colourless) or Ter. 2 (black)
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Further possible faults:
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· Control unit K103 defective
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