SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSPLYMOUTH1989COLT DL, 1.5 X, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMBASIC TESTINGIGNITION CHECKSVACUUM ADVANCE DISTRIBUTOR SPECIFICATIONS
1989 Plymouth Colt DL, 1.5 X, Standard

Vacuum Advance Distributor Specifications

1989 Plymouth Colt DL, 1.5 X, StandardSECTION Vacuum Advance Distributor Specifications
  1. With engine at operating temperature, disconnect vacuum hose from distributor. Run engine at idle.
  2. Using an advance timing light, check ignition timing. Raise engine speed to specified RPM. Check ignition timing. See DISTRIBUTOR ADVANCE SPECIFICATIONS table.
  3. Connect a vacuum pump to distributor advance unit. With engine running at idle, apply specified vacuum to advance unit. Check ignition timing. See DISTRIBUTOR ADVANCE SPECIFICATIONS table.
DISTRIBUTOR ADVANCE SPECIFICATIONS (1)

Application Centrifugal Degrees @ RPM Vacuum Degrees @ In. Hg
Conquest
2.6L 0 @ 1200 0 @ 3.15
2.6L 10 @ 2000 12 @ 5.91
2.6L 33 @ 6000 23 @ 11.01
Raider
2.6L (2) 0 @ 1600 0 @ 3.15
2.6L 9 @ 2800 8 @ 5.91
2.6L 19 @ 6000 20 @ 14.17
Ram-50
2.0L
California Models (2)
Man. Trans. 0 @ 1200 0 @ 3.15
Man. Trans. 12 @ 2800 12 @ 5.91
Man. Trans. 20 @ 6000 23 @ 11.01
Auto. Trans. 0 @ 1200 0 @ 3.15
Auto. Trans. 12 @ 2800 8 @ 5.91
Auto. Trans. 20 @ 6000 20 @ 14.17
Federal Models
Man. Trans. 0 @ 1200 0 @ 3.15
Man. Trans. 12 @ 2800 12 @ 5.91
Man. Trans. 20 @ 6000 23 @ 11.01
Auto. Trans. 0 @ 1200 0 @ 3.15
Auto. Trans. 12 @ 2800 8 @ 5.91
Auto. Trans. 20 @ 6000 20 @ 14.17
(1) Advance specifications for models not listed are computer controlled.
(2) Idle advance on Calif. and High Alt. models is 0 degrees @ 2.36 in. Hg and 5 degrees @ 3.15 in. Hg.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

Shop Manual-Ready ToolsFree Quote CheckQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.