Base Idle Speed

Base idle speed is not adjustable. If base idle speed is suspected of being out of specification, verify throttle cable adjustment. See CABLE ADJUSTMENT in ON-VEHICLE ADJUSTMENTS article. If throttle cable adjustment is okay, see appropriate SELF-DIAGNOSTICS ARTICLE. For computer controlled idle speed specifications, see IDLE SPEED SPECIFICATIONS table.

IDLE SPEED SPECIFICATIONS

Application

Specification

Idle Speed ⁽¹⁾

Discovery

610-710 RPM

Freelander

650-800 RPM

Range Rover

660 RPM

⁽¹⁾	Idle speed is controlled by ECM. Specification is in Neutral with accessories off.