The ignition switch must be in the
ACCESSORY (I) or ON (II) position.
Turn the system on by pushing the
power/volume knob or the AM/FM
button. Adjust the volume by turning
the power/volume kn
Component Location Index
CATALYTIC CONVERTER
Removal/Installation
POWERTRAIN CONTROL MODULE (PCM)
General Troubleshooting information
Replacement
DTC Troubleshooting
DTC P0420: Catalyst System Efficiency Below
Threshold
NOTE:
Before you troubleshoot, record all f
CAUTION
Do not insert your fingers into the installed throttle
body when you turn the ignition switch ON (II) or
while the ignition switch is ON (II). If you do, you
will seriously injure your fingers if the throttle valve
is activated.
NOTE: Before you troubleshoot, record all freeze data and any o