Symptom Diagnosis Table

Symptom Diagnosis Table

Important Preliminary Checks

CAUTION: Several symptom procedures call for a careful visual/physical inspection. Always perform the visual/physical test first. Visual inspections may lead to correcting a problem without further checks and can save valuable time.

Step 1-2:

Troubleshooting

Symptom Diagnosis Table
^ "Intermittent" refer to Intermittents. Intermittents
^ "Hard Start" refer to Hard Start. Hard Start
^ "Surges or Chuggles" refer to Surges or Chuggles. Surges or Chuggles
^ "Lack of Power, Sluggishness, or Sponginess" refer to Lack of Power, Sluggishness or Sponginess. Lack of Power, Sluggishness or Sponginess
^ "Detonation / Spark Knock" refer to Detonation / Spark Knock. Detonation / Spark Knock
^ "Hesitation, Sag, Stumble" refer to Hesitation, Sag, Stumble. Hesitation, Sag, Stumble
^ "Cuts Out, Misses" refer to Cuts Out, Misses. Cuts Out, Misses
^ "Poor Fuel Economy" refer to Poor Fuel Economy. Poor Fuel Economy
^ "Rough, Unstable, or Incorrect Idle, Stalling" refer to Rough, Unstable, or Incorrect Idle, Stalling. Rough, Unstable, or Incorrect Idle, Stalling
^ "Excessive Exhaust Emissions or Odors" refer to Excessive Exhaust Emissions or Odors. Excessive Exhaust Emissions or Odors
^ "Dieseling, Run-On" refer to Dieseling, Run-On. Dieseling, Run-on
^ "Backfire" refer to Backfire. Backfire