Isuzu 1999 RODEO Workshop Manual page 972

DTC P1546 A/C Compressor Clutch Output Circuit Malfunction (Cont'd)
Step
8 Replace the A/C Compressor Clutch Relay.
Is the action complete?
9 Replace the PCM.
IMPORTANT: The
programmed. Refer to On–Vehicle Service in
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.
Verify repair.
RODEO X22SE 2.2L ENGINE DRIVEABILITY AND EMISSION
Action
replacement PCM must
Module and Sensors
Value(s)
— Verify repair
be
for
—
6E1–345
Yes No
—
— —