National Automotive Diagnostic Database

Common JDM vehicles imported to Uganda - Select a vehicle to explore diagnostics

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Toyota Wish

2008 Model • 1.8L 2ZR-FAE

Misfire

errorDetected Fault Codes

P0301
P0011

Cylinder 1 Misfire - Cam Timing Over-Advanced

infoDiagnostic Guide

Issue: Cylinder 1 misfire indicates either ignition failure or air-fuel mixture problem in cylinder 1.

Check: Verify spark plug condition, fuel injector spray pattern, and VVT solenoid operation using oscilloscope.

buildRecommended Service

  1. Connect OBD2 diagnostic scanner to vehicle
  2. Read and document all fault codes
  3. Clear codes and perform test drive cycle
  4. Monitor live sensor data during operation
  5. Cross-reference with manufacturer service bulletin
  6. Perform component replacement or recalibration as needed