Honda Accord: Component Location Index
Eighth generation (2008–2012) / Honda Accord MK8 2008-2012 Service Manual / Fuel and Emissions / Catalytic Converter System / Component Location Index

DTC Troubleshooting
DTC P0420: Catalyst System Efficiency Below
Threshold
NOTE:
- Before you troubleshoot, record all freeze data and
any on-board snapshot, and review the general
troubleshooting information (see pa ...
See also:
System Evacuation
• Air conditioning refrigerant or lubricant v a p o r c an
irritate your eyes, nose, or throat.
•Be careful when connecting service
equipment.
• Do not breathe refrigerant or v ...
System Description
Delay Orifice Mechanism
Function
The delay orifice mechanism improves clutch operation by delaying the slave
cylinder release speed when the clutch
pedal is suddenly released. The delay orifice m ...
Circuit Diagram
...
