Troubleshooting

RENR2696-01 135
Troubleshooting Section
The throttle position sensor output is 90 percent or
more.
Results:
•
OK
Repair: The op
eration of the throttle position
sensor is correct. The fault is caused by the foot
pedal or the lever assembly. Adjust the assembly
or replace the
assembly.
Verify that the repairs have eliminated the fault.
STOP.
•
Not OK – The thr
ottle position sensor is faulty.
Repair: Replace the throttle position sensor.
Verify that the repair has eliminated the fault.
STOP.
i02295092
Electrical C
onnectors - Insp ect
System Operation Description:
Use this proc
edure in order to check the electrical
connectors:
Use the follo
wing steps to help determine if the
connector is the cause of the problem. If a problem is
found in the electrical connector, repair the connector
and verify t
hat the problem has been corrected.
The following background information is related
to this proc
edure:
Many of the operational procedures and the
diagnostic
code procedures in this troubleshooting
guide will instruct you to check a specific electrical
connector. The engine uses a variety of Deutsch and
AMP connect
ors.
Intermittent electrical problems are often caused
by poor con
nections. Always check for an active
diagnostic code before breaking any connections.
Also, always check for an active diagnostic code after
the connec
tor is reconnected in order to verify that
the problem disappears.
Simply di
sconnecting the connectors and then
reconnecting the connectors can temporarily solve
a problem at times. If this occurs, check for the
followin
g conditions:
•
Loose terminals
•
Bent terminals
•
Improperly crimped terminals
•
Corrosion
•
Improper harness routing
The original source of the problem must then be
identified in order to ensure that the problem does
not reoccur.
Follow this procedure to thoroughly inspect the
connectors in
order to determine if the connectors
are the cause of the problem.