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Home >> Mercedes Benz >> 1996 >> SL320 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Self-Diagnostic System >> Pretest Conditions
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Pretest Conditions

NOTE: Information for ME-SFI equipped vehicles is not available.

Start and run engine until engine oil temperature is 176°F (80°C). Turn air conditioning off. Ensure shift lever is in Park. Check all fuses and replace as necessary. Verify battery voltage is 11-14 volts.

NOTE: For component locations, see THEORY/OPERATION article.