LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 1994 >> Caprice Impala SS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4.3L >> ECM/Pcm Code Charts >> Code 41, OPTI-Spark Ignition System Open Or Shorted Est Circuit >> Diagnostic Aids

Diagnostic Aids

Because coil driver gets its power from coil, check ignition feed circuit to ignition coil for opens.

Fig 1: Code 41 Schematic (Caprice) Opti-Spark Ignition System Open Or Shorted EST Circuit
G94D34077
Fig 2: Code 41 Flow Chart (Caprice) Opti-Spark Ignition System Open Or Shorted EST Circuit
G94G35077
scientia non olet · About LEMON Manuals