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service light reset 850

posted by  Hamfisted on  Mon Feb 21 09:58 CST 2005
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1993-95 VDO TYPE INSTRUMENT CLUSTER Code 1-5-1

Switch on ignition. Select position 7 on Volvo data link
connector (DLC) A.

Depress button four times, shortly but distinctly.

You have now entered test mode 4. When LED emits steady glow, the
system is read to accept code.

Enter first digit while LED is still lit (1). Wait until LED
glows steadily to enter second digit (5). Repeat procedure for third
digit (1).

Control module confirms operation by LED giving a couple of
rapid flashes. Zeroing is completed and SRI turns off.






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New service light reset [850]
posted by  someone claiming to be markoman  on Sat Feb 19 18:17 CST 2005 >


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