LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 1996 >> Corvette Base, 2D Convertible, 5.7 P >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (Engine Controls - Tests W/Codes) >> ECM/Pcm Code Charts >> Code 99 Tach Output Circuit >> Test Description

Test Description

WARNING: This page is about a different car, the 1995 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Test numbers refer to numbers on diagnostic chart.
  1. Use Jumper Harness (J 35616-A) to prevent damage to harness.
Fig 1: Code 99 Schematic (Corvette) Tach Output Circuit
G95C14391
Fig 2: Code 99 Diagnostic Flow Chart (Corvette) Tach Output Circuit
G95B14390