LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2021 >> Crosstrek Hybrid >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (Engine Control System (2.0L (Except For HEV)) (Diagnostics) (1 Of 4)) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P013B: O2 Sensor Slow Response - Lean To Rich Bank 1 Sensor 2 >> Diagnostic Method

Diagnostic Method

WARNING: This page is about a different variant/trim than selected.

Detect a malfunction by measuring the rear oxygen sensor response time after fuel cut.

G13941051Courtesy of SUBARU OF AMERICA, INC.

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATIONS

Malfunction Criteria Threshold Value
Output voltage value of rear oxygen sensor Less than 0.5V
Elapsed time More than 3000 ms

Time needed for diagnosis:  Less than 1 s

Malfunction indicator light illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.