LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 1990 >> MX-6 DX, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Idle Speed Control (ISC) System >> ISC Valve
April 5, 2026: LEMON Manuals is launched! Read the announcement.

ISC Valve

Measure resistance of Idle Speed Control (ISC) valve at 2-wire connector. See ISC RESISTANCE SPECIFICATIONS  table. If not to specification, replace ISC valve.

ISC RESISTANCE SPECIFICATIONS

Application Testing Temperature °F (°C) Ohms
MX-6 & 626 73 (23) 6.3-9.9
Fig 1: Testing Air Valve
G94760Courtesy of MAZDA MOTORS CORP.