Raptor Shift Light Install-Acura
1986-1991 Integra: tach signal is blue wire at coil
1992-1993 Integra: tach signal is blue wire at distributor assembly
1994-2001 Integra: tach signal is blue wire at distributor (passenger side of engine) or at tach test connector (gray connector at driver side , rear of engine on strut tower). Tach signal also located in 16 pin gray connector above fuse block, behind driver dash.
2003 Acura MDX 3.5L: tach signal is blue wire in 2 pin white connector under hood (near under hood relay box). This wire comes from PCM, pin #8 (engine speed output).
1991-2004 NSX: tach signal is green wire at tach test connector
2002-2003 RSX: tach signal is blue wire at test connector behind driver side headlight