2007 Toyota Avanza

Introduction The 2007 Toyota Avanza is a compact MPV that offers a spacious interior and reliable performance. It comes with a choice of two engine and transmission combinations: a 1.3-liter engine with a 5-speed manual transmission and a 1.5-liter engine with a 4-speed automatic transmission. While the Avanza is generally well-received for its practicality and affordability, some owners have reported certain issues with the vehicle.

Engine

• 1.3-liter
  • Timing chain noise: Owners complain of a rattling or whining noise coming from the engine, particularly during startup or acceleration.
    • Solution: Replacement of the timing chain tensioner or timing chain guide.
    • Estimated Cost to Fix: $200 - $500+
  • Connecting rod bearing failure: The connecting rod bearings can wear prematurely, leading to catastrophic engine damage.
    • Solution: Engine rebuilding or replacement.
    • Estimated Cost to Fix: $3,000 - $6,000+
  • EGR valve failure: A faulty EGR valve can cause engine performance issues, including rough idling, stalling, and decreased fuel economy.
    • Solution: EGR valve replacement.
    • Estimated Cost to Fix: $200 - $400
• 1.5-liter
  • Valve seal leakage: The valve seals can fail, allowing engine oil to leak into the cylinders. This can lead to smoking from the exhaust, increased oil consumption, and reduced engine performance.
    • Solution: Valve seal replacement.
    • Estimated Cost to Fix: $500 - $1,000
  • Intake manifold gasket failure: The intake manifold gasket can fail, causing a vacuum leak and engine performance issues.
    • Solution: Intake manifold gasket replacement.
    • Estimated Cost to Fix: $200 - $400

Transmission

• 5-speed manual
  • Clutch failure: The clutch can wear out prematurely, causing slipping or shuddering during gear changes.
    • Solution: Clutch replacement.
    • Estimated Cost to Fix: $500 - $1,000
  • Synchronizer wear: The synchronizers in the transmission can wear out, leading to difficult or noisy gear changes.
    • Solution: Transmission rebuild or replacement.
    • Estimated Cost to Fix: $1,000 - $2,000+
• 4-speed automatic
  • Transmission slip: The transmission may slip or hesitate during gear changes, particularly when cold or under load.
    • Solution: Transmission fluid replacement or transmission rebuild.
    • Estimated Cost to Fix: $300 - $1,500+
  • Solenoid failure: The transmission solenoids can fail, causing shifting issues and performance problems.
    • Solution: Solenoid replacement.
    • Estimated Cost to Fix: $200 - $500

Suspension

• Front strut mounts: The front strut mounts can wear out, leading to clunking or rattling noises over bumps.
  • Solution: Strut mount replacement.
  • Estimated Cost to Fix: $100 - $200
• Rear shock absorbers: The rear shock absorbers can fail, causing a rough ride or excessive body roll.
  • Solution: Shock absorber replacement.
  • Estimated Cost to Fix: $150 - $300

Electrical

• Battery terminal corrosion: The battery terminals can corrode, leading to poor electrical connections and starting problems.
  • Solution: Cleaning or replacement of battery terminals.
  • Estimated Cost to Fix: $50 - $150
• Alternator failure: The alternator can fail, causing electrical system problems and battery drain.
  • Solution: Alternator replacement.
  • Estimated Cost to Fix: $300 - $500

Exterior

• Tailgate latch failure: The tailgate latch can fail, causing the tailgate to open unexpectedly.
  • Solution: Latch replacement.
  • Estimated Cost to Fix: $100 - $200
• Body rust: Some owners have reported premature body rust, particularly around the wheel wells and underbody.
  • Solution: Rust treatment or repair.
  • Estimated Cost to Fix: $500 - $1,500+ depending on severity

Interior

• Dashboard rattle: The dashboard can develop rattles or squeaks over bumps or rough roads.
  • Solution: Identifying and tightening loose components or applying sound deadening material.
  • Estimated Cost to Fix: $50 - $150
• Door panel trim peeling: The door panel trim can peel or become loose.
  • Solution: Trim replacement or glue application.
  • Estimated Cost to Fix: $100 - $200

Summary While the Toyota Avanza is generally a reliable vehicle, it is not without its potential issues. Some of the most common problems reported by owners include engine timing chain noise, connecting rod bearing failure, and transmission slippage. These issues can vary in severity and cost, but most can be resolved with proper diagnosis and repair.