Idle Speed & Ignition Timing

Ensure idle speed and ignition timing are set to specification. See IDLE SPEED SPECIFICATIONS and IGNITION TIMING tables. For adjustment procedures, see ADJUSTMENTS article in the ENGINE PERFORMANCE Section.

IDLE SPEED SPECIFICATIONS

Application

RPM

Civic & Civic Del Sol ⁽¹⁾

A/T

650-750

M/T

Except B16A3 Engine

620-720

B16A3 Engine

650-760

⁽¹⁾	With Electronic Air Control Valve (EACV) disconnected, headlights and cooling fan off and transmission in Neutral or Park.

IGNITION TIMING

Application		Specification
1.5L Engine (D15B7)
A/T		16 @ 650-750
M/T		16 @ 620-720
1.5L Engine (D15B8)		12 @ 620-720
1.5L Engine (D15Z1)		16 @ 550-650
1.6L Engine (B16A3)		16 @ 650-750
1.6L Engine (D16Z6)
A/T		16 @ 650-750
M/T		16 @ 620-720