LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Suzuki
>>
2008
>>
SX4 LE, Standard
>>
Repair and Diagnosis
>>
Engine Performance
>>
Engine Control Systems
>>
Engine General Information And Diagnosis
>>
Diagnostic Information and Procedures
>>
DTC P0420: Catalyst System Efficiency Below Threshold (Bank-1)
>>
System and Wiring Diagram
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
System and Wiring Diagram
Fig 1: Catalyst System Efficiency - Wiring Diagram
Courtesy of SUZUKI OF AMERICA CORP.
Courtesy of SUZUKI OF AMERICA CORP.