Toyota Camry Manual page 1298

8 Check for open and short in harness and connector between ECM and A/F sen-
sors (bank1, 2 sensor1) (See page IN–31).
OK
Replace A/F sensors (bank1, 2 sensor1).
9 perform confirmation driving pattern (See page DI–340).
Go
10 Is there DTC P0171 or P0172 being output again ?
NO
11 Did vehicle runs out of fuel in the past ?
YES
DTC P0171 or P0172 is caused by running out of fuel.
DIAGNOSTICS – ENGINE (1MZ–FE)
NG Repair or replace harness or connector.
YES Check and replace ECM
(See page IN–31).
NO Check for intermittent problems
(See page DI–197).
Author : Date :
DI–271
506