LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Suzuki
>>
2002
>>
XL-7 Plus
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Self-Diagnostics
>>
Diagnostic Tests
>>
DTC P0430: Bank 2 Catalyst System - Low Efficiency
>>
Possible Causes
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Possible Causes
Possible causes are:
Exhaust system malfunction.
WU-TWC malfunction.
Bank 2 HO2S No. 2 malfunction.
ECM malfunction.