940 L4-2.3L SOHC VIN 88 B230F (1992)
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Press and hold any button on control panel of seat to be tested while switching ignition on. Keep button depressed for at least 1 second after turning
on ignition.
C5
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Reinstall fuse No. 3.
Diagnostic system must now be activated within one minute, i.e., test button must be pressed once to select DTM 1 (self-diagnostics) or four times to
select DTM 4 (calibration).
Control module will exit diagnostic function after approx. 1 minute if no activity takes place between module and DLC. Module will also exit diagnostic
function if ignition is switched off for at least 5 seconds. Seat cannot be operated either with control buttons or memory buttons while using diagnostic
system.
Codes for DTM 1 are listed and explained in the table on page 9 of the SM; use of DTM 4 (calibration) is described on SM page 7.
Method For Version 4 (D)
960, 1993
4-door models as from chassis No. 018367
5-door models as from chassis No. 012113
Note:
Unlike earlier models, the power seats in the above models can be operated with the ignition off.
D1
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Switch off ignition.
D2
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Manual fault tracing/calibration: Connect test lead from DLC A to socket No. 6 on DLC B.
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Fault tracing/calibration with VST with OBD System Memory Cassette: Connect instrument to DLC B.
D3
