LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volkswagen >> 1987 >> Quantum Base, Standard >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - 5-CYL >> Adjustments >> Ignition Timing
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ignition Timing

Ensure idle speed is set to specification and all accessories are off. Connect timing light. Adjust ignition timing with vacuum hoses connected. After adjustment ensure idle speed is within specification.

IGNITION TIMING (DEGREES BTDC @ RPM)

Application Degrees @ RPM
2.22L - Quantum & Quantum Synchro 6 @ 750-850
Fig 1: Typical Ignition Timing Mark Location
G46519