LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2003 >> Prius >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Transmission Control System Transaxle Control System >> Problem Symptoms Table
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Problem Symptoms Table

Use the table below to find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

PROBLEM SYMPTOMS

Symptom Suspect Area Action
Noise
  1. 1. Oil (Level low)
  2. 2. Oil (Wrong)
  3. 3. Gear (Worn or damaged)
  4. 4. Bearing (Worn or damaged)
  1. ON-VEHICLE REPAIR 
  2. ON-VEHICLE REPAIR 
  3. COMPONENTS 
  4. COMPONENTS 
Oil leakage
  1. Oil (Level too high)
  2. Gasket (Damaged)
  3. Oil seal (Worn or damaged)
  4. O-Ring (Worn or damaged)
  1. ON-VEHICLE REPAIR 
  2. COMPONENTS 
  3. ON-VEHICLE REPAIR  ; REPLACEMENT  ; COMPONENTS 
  4. ON-VEHICLE REPAIR  ; COMPONENTS