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Ignition Timing

  1. With engine at normal operating temperature and idle speed set to specification, connect a timing light and tachometer to engine. Place manual transmission in Neutral, automatic transmission in Drive ("2").
  2. On Accord, Civic CVCC and Prelude, remove rubber inspection cap from inspection window on cylinder block (at flywheel housing). On Civic, check timing at crankshaft pulley.
  3. To adjust timing, loosen distributor retaining bolt and rotate distributor until specified mark aligns with index pointer. Tighten distributor retaining bolt and recheck timing.
1974 IGNITION TIMING SPECIFICATIONS

Application Timing
Civic 5°BTDC
1975 IGNITION TIMING SPECIFICATIONS

Application Man. Trans. Auto. Trans.
Civic 7°BTDC 7°BTDC
Civic CVCC TDC 3°ATDC
1976 IGNITION TIMING SPECIFICATIONS

Application Man. Trans. Auto. Trans.
Accord TDC 2°BTDC
Civic 7°BTDC 7°BTDC
Civic CVCC 2°BTDC (1)2°BTDC
(1) Set station wagons to TDC.
1977-78 IGNITION TIMING SPECIFICATIONS

Application Man. Trans. Auto. Trans.
Accord & Civic CVCC
  Federal 6°BTDC 6°BTDC
  Calif. & High Alt. 2°BTDC TDC
Civic TDC TDC
1979 IGNITION TIMING SPECIFICATIONS

Application Man. Trans. Auto. Trans.
Accord & Prelude
  Federal (1) 6°BTDC (2) 4°BTDC
  Calif. & High Alt. (3) TDC (4) 2°ATDC
Civic (5) 2°BTDC (5) 2°BTDC
Civic CVCC
  Federal (1) 6°BTDC (1) 6°BTDC
  Calif. & High Alt. (5) 2°BTDC (5) 2°BTDC
(1) Yellow mark on flywheel.
(2) Blue mark on flywheel.
(3) White mark on flywheel.
(4) Black mark on flywheel.
(5) Red mark on flywheel.
Fig 1: 1979 Accord & Prelude Ignition Timing Mark Location
G09326463Courtesy of AMERICAN HONDA MOTOR CO., INC.
Fig 2: 1974-79 Civic Ignition Timing Mark Location
G09326464Courtesy of AMERICAN HONDA MOTOR CO., INC.