1. Remove the radiator cap (A), wet the seal with
engine coolant, then install it on the pressure tester
(B) (commercially available).
2. Apply a pressure of 93-123 kPa
(0.95-1.25 kgf/cm2, 14-18 psi)
1. Drain the engine coolant.
2. Remove the alternator.
3. Remove the condenser fan shroud assembly.
4. Remove the A/C compressor without disconnecting
the A/C hoses (see step 34).
5. Remove the in
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
NOTE:
Do not use this troubleshooting procedure if the
radiator fan and/or A/C compressor is inoperative.
Refer to the symptom troubleshooting index.
Before doing symptom troubleshooting, check for
powertrain DTCs.
1. Check the No.6 (20 A) and No. 15 (7.5 A) fuses in
the under-hood fuse/rela