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:
Automatic Transmission and A/T Differential (cont'd)
...
System Description
EX-L, EX-L PZEV models
The automatic dimming Inside mirror has a front-facing
lux level sensor (A), rear-facing lux level sensors (B), and
a control unit. The control unit receives signals from
ea ...
