Troubleshooting

RENR2696-01 159
Troubleshooting Section
Expected Result:
One or more of the preceding diagnostic codes are
active.
Results:
•
Yes – Proceed t
oTestStep3.
•
No
Repair: If the preceding codes are logged but
not active and the engine is not running properly,
refer to Troub
leshooting, “Troubleshooting without
a Diagnostic Code”. If the engine is running
properly at this time, an intermittent condition
may be causin
g the logged codes. Refer to
Troubleshooting, “Electrical Connectors - Inspect”.
STOP.
Test Step 3. Inspect Electrical Connectors
And Wiring.
g00955141
Illustration 73
A. Thoroughly inspect the following terminal
connections on the P1 ECM connector:
•
P:14 Intak e Manifold Pressure
•
P:24 Engine Oil Pressure
•
P:26 +5 V
•
P:34 Sensor Common
B. Thoroughly inspect the following engine pressure
sensors:
•
J1/P1 ECM Engine Harness Connector
•
J20/P20 Machine Interface Connector
•
J200/P200 Intake Manifold Pressure Sensor
•
J201/P201 Engine Oil Pressure Sensor