ELECTRONIC TECHNICIAN (ET) TROUBLESHOOTING - Continued
CORRECTIVE ACTION - Continued
Run the Cylinder Cutout Test.
a. Turn the ENGINE CONTROL switch to MANUAL START. Allow the engine
to warm up to the normal operating temperature of 171F (77C).
b. In the Cat ET Configuration Menu change the engine low idle speed to 800
Access the Cylinder Cutout Test. Follow the instructions that are provided.
The Cylinder Cutout Tests are interactive so the procedure is guided to the
finish. The Cylinder Cutout Test will run 3 times consecutively.
d. Print a report of the test and evaluate the results.
e. If the results of the Cylinder Cutout Test indicate that all of the cylinders are
OK, suspect an electrical problem or a mechanical problem with another
system on the engine. If the engine is misfiring or if the engine has low
power, refer to Troubleshooting, Engine Misfires, Runs Rough or Is Unstable
and Troubleshooting, Low Power/Poor or No Response to Throttle in
If the Cylinder Cutout Test indicates that there is a weak cylinder. There may
be an injector solenoid that is partially shorted or there may be a mechanical
problem with the cylinder.
On EMCP set ENGINE CONTROL switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
a. Remove jumper wire.
b. Set Battery Disconnect Switch to ON. Set DEAD CRANK SWITCH to
NORMAL. On EMCP set ENGINE CONTROL switch to COOL
Set OP6, SP05 to 0, to enable low speed shutdown.