Thank you that's a big help brewski

The fault list is part of the diagnostic manual. It is too large for me to send as an attachment.

DTC 522606-10 - Pre-Cat Bank 2 Signal Slow Response
DTC 522737-10 - Pre-Cat Bank 1 Signal Slow Response
DTC 522525-10 - Post-Cat Signal Toggling (Inactive Catalyst)
DTC 724-10 - O2 Sensor (Pre-Catalyst) Lazy
DTC 520208-10 - O2 Sensor (Post-Catalyst) Bank 1 Lazy
POSSIBLE CAUSE
A. SENSOR FAILURE
B. FUNCTIONAL FAILURE IN CONTROLLER
C. INACTIVE CATALYST