1987 Volvo 780 AW71FACTORY OEM SERVICE PROCEDURE

Engine Misfire: Distributor Cap Inspection (VOL0199AP)

Publication date: 1970-01-01
Reference number: VOL0199AP

ENGINE MISFIRE: DISTRIBUTOR CAP INSPECTION

ENGINE MISFIRE: DISTRIBUTOR CAP INSPECTION

TECHNICAL INFORMATION TIP

Reference Number(s): VOL0199AP,Β Date of Issue:Β 

ENGINE MISFIRE - DISTRIBUTOR CAP INSPECTION

Year(s): All Years

Manufacturer: Volvo

Model(s): 700 Series

ISSUE & TIP

On 700 series Volvos, the protective cover over the distributor cap can cause a slight engine misfire. Remove the distributor cover, then check for black streaks inside the cover that would indicate that secondary ignition sparks are jumping to the cover. Replace any damaged ignition components.

Courtesy of Import Service Magazine

with thanks to:

Vernon Miller

Miller Repair

Stantonville, Tennessee

REFERENCE NUMBER

VOL0199AP

NOTE: This information has been obtained from sources generally believed to be reliable. Use your own judgment before relying on this data. Neither the suppliers of these Technical Information Tips, nor lemon-25 Repair Information Company, LLC, guarantees or assumes responsibility for data accuracy or completeness, nor is liability assumed by the suppliers of these Technical Information Tips or lemon-25 Repair Information Company, LLC, for any claims or damages resulting from the use of this information.
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When to See a Mechanic

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

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