LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2007 >> Sienna LE, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC P050A - P2A03 >> DTC P2A00 A/F Sensor Circuit Slow Response (Bank 1 Sensor 1); DTC P2A03 A/F Sensor Circuit Slow Response (Bank 2 Sensor 1) >> Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC P2A00 A/F Sensor Circuit Slow Response (Bank 1 Sensor 1); DTC P2A03 A/F Sensor Circuit Slow Response (Bank 2 Sensor 1): Description

Refer to DTC P2195  .

DTC DETECTION CONDITION AND TROUBLE AREA REFERENCE

DTC No. DTC Detection Condition Trouble Area
P2A00
P2A03
Calculated value for air-fuel ratio (A/F) sensor response rate deterioration level is less than threshold
  • Open or short in A/F sensor circuit
  • A/F sensor
  • ECM