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Home >> Volvo >> 1998 >> S70 GL L5-2.4L VIN 55 B5254S >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> Manufacturer Code Charts >> CI Codes (Combined Instrument Panel) >> CI-231 Control Module >> Internal Fault
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Internal Fault




PB1 Status Check:





- Ignition on.
- Read off diagnostic trouble code (DTC) counter and make a note of the value. Is counter value greater than 0?

Yes: PB5
No: PB2

PB2 Data Read-Out:
Read off all data from the combined instrument panel control module and note values. Then continue with PB3.

NOTE: For information see "Reading Off and Programming Combined Instrument Panel". Reading Off and Programming Combined Instrument Panel

PB3 Replacing Component:





Try a new connection plate according to DDJ. Replacing connection plate. Service and Repair Then continue with PB4.

PB4 Programming Combined Instrument Panel:
Program the control module with the values previously read off the combined instrument panel control module.

NOTE: For information see "Reading Off and Programming Combined Instrument Panel".

PB5 Faulty Signal, Intermittent Fault:
Combined instrument panel control module OK.
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