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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 93 (Engine Control System (A25A-FKS) - Diagnostic Codes (12 Of 12), Circuit Tests & Symptom Tests (1 Of 2)) >> SFI System >> DTC P2A00-26: O2 Sensor Circuit Range/Performance Bank 1 Sensor 1 Signal Rate of Change Below Threshold [08/2021 - ] >> Description

DTC P2A00-26: O2 Sensor Circuit Range/Performance Bank 1 Sensor 1 Signal Rate of Change Below Threshold [08/2021 - ]: Description

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Refer to DTC P0030-12.

Refer to DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P2A00-26 O2 Sensor Circuit Range/Performance Bank 1 Sensor 1 Signal Rate of Change Below Threshold The calculated value for the air fuel ratio sensor (sensor 1) response rate deterioration level is less than the threshold (2 trip detection logic).
  • Air fuel ratio sensor (sensor 1)
  • Intake system
  • Port fuel injector assembly
  • Direct fuel injector assembly
  • Fuel pressure (for low pressure)
  • Fuel pressure (for high pressure)
  • Fuel system
  • EGR valve assembly
  • ECM
 Comes on DTC stored
  • SAE Code: P2A00
  • DTC for Mexico Models: Applies (Mexico models only)
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