LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 1990 >> Justy DL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing >> Idle Speed & Ignition Timing
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Idle Speed & Ignition Timing

Ensure idle speed and ignition timing are set to specification. For adjustment procedures, see the ADJUSTMENTS article in this section.

IDLE SPEED SPECIFICATIONS

Application (1) RPM
Justy
1.2L Carbureted 750-850
1.2L PFI 650-750
(1) Transmission in Neutral.
IGNITION TIMING SPECIFICATIONS (1)

Application Degrees BTDC @ RPM
Justy
1.2L Carbureted 5 @ 800
1.2L PFI 5 @ 700
(1) Connect test mode connector and ensure idle switch contacts are closed.