LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Subaru
>>
2013
>>
Legacy Base, Automatic CVT Trans
>>
Repair and Diagnosis (Single Page)
>>
Engine Performance
>>
System
>>
Diagnostic Trouble Code (DTC) Detecting Criteria (H4DO)
>>
Diagnostic Trouble Code (DTC) Detecting Criteria
>>
DTC P0030 Ho2S Heater Control Circuit (Bank 1 Sensor 1)
>>
Component Description
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Component Description
Fig 1: Identifying Sensor Housing, Sensor Element, Element Inner And Cover
Courtesy of SUBARU OF AMERICA, INC.
Courtesy of SUBARU OF AMERICA, INC.