Defender 110 (LD) V8-3.9L (1993)
Idle Speed: Specifications
IDLE SPEED, RPM ................................................................................................................................................. Controlled by Engine Control Module
Neutral, all loads OFF ....................................................................................................................................................................................... 665 to 735
Auto Transmission in gear, A/C ON .................................................................................................................................................................... 650 ± 28
Auto Transmission in gear, A/C OFF .................................................................................................................................................................. 600 ± 28
Manual Transmission, A/C ON ............................................................................................................................................................................ 750 ± 28
Manual Transmission, A/C OFF .......................................................................................................................................................................... 700 ± 28