Isuzu 2000 Trooper Workshop Manual page 1277

6E–408
TROOPER 6VE1 3.5L ENGINE DRIVEABILITY AND EMISSIONS
DTC P1154 – HO2S Transition Time Ratio Bank 2 Sensor 1 (Cont'd)
Step
21 Replace Bank 2 HO2S 1.
Is the action complete?
22 Replace the PCM.
IMPORTANT: The
programmed.
Powertrain Control
procedures.
And also refer to latest Service Bulletin.
Check to see if the Latest software is released or not.
And then Down Load the LATEST PROGRAMMED
SOFTWARE to the replacement PCM.
Is the action complete?
Action
replacement PCM
Refer to On-Vehicle Service in
Module and Sensors
Value(s)
—
must be
for
—
Yes No
Verify repair —
Verify repair —