Important Preliminary Checks

Symptom Diagnosis Table

Step 1 - 2:

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.

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