Isuzu 1999 RODEO Workshop Manual page 764

DTC P0122 – TP Sensor Circuit Low Input (Cont'd)
Step
8 1. Ignition OFF.
2. Disconnect the PCM, and check the TP signal
circuit for an open, short to ground, or short to the
sensor ground circuit.
3. If the TP sensor signal circuit is open or shorted to
ground, repair it as necessary.
Was the TP signal circuit open or shorted to ground?
9 Check the TP sensor signal circuit for a poor
connection at the PCM and replace the terminal if
necessary.
Did the terminal require replacement?
10 Check the TP sensor signal circuit for a poor
connection at the TP sensor and replace the terminal if
necessary.
Did the terminal require replacement?
11 Replace the TP sensor.
Is the action complete?
12 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.
Is the action complete?
RODEO X22SE 2.2L ENGINE DRIVEABILITY AND EMISSION
Action
replacement PCM must
Module and Sensors
Value(s)
— Verify repair
— Verify repair
— Verify repair
— Verify repair
be
for
— Verify repair
6E1–137
Yes No
Go to Step 9
Go to Step
12
Go to Step
11
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