Isuzu 2000 Trooper Workshop Manual page 1156

DTC P0341 – CMP Sensor Circuit Performance (Cont'd)
Step
10 1. Check for poor connections at the PCM.
2. If a problem is found, repair it as necessary.
Was a problem found?
11 Backprobe the PCM connector with a DVM to monitor
voltage on the camshaft position input signal circuit
while cranking the engine with the sensor connected.
(Use rubber band, tape, or an assistant to keep the
DVM lead in contact with the sensor terminal during this
test.)
Does the voltage toggle between the specified values?
12 1. Remove the CMP sensor.
2. Place a magnet on the CMP sensor.
(If you use a magnet that is too small to cover the face
of the sensor, test on every part of the sensor face
because only a small area will respond to this test.)
Does the DVM display a voltage near the specified
value?
13 Replace the faulty or missing camshaft position sensor
magnet.
Is the action complete?
14 Replace the camshaft position sensor.
Is the action complete?
15 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?
TROOPER 6VE1 3.5L ENGINE DRIVEABILITY AND EMISSIONS
Action
replacement PCM
Refer to On-Vehicle Service in
Module and Sensors
Value(s)
—
4-0 V
0 V
—
—
must be
for
—
6E–287
Yes No
Go to Step 11
Verify repair
Go to Step 15 Go to Step 12
Go to Step 13 Go to Step 14
Verify repair —
Verify repair —
Verify repair —