Perkins NJ Series Troubleshooting Manual page 219

SENR9982-01
Illustration 95
Typical view of the pin locations on the P1 connector
(17) Wastegate pulse width modulation
(PWM) signal
Illustration 96
Wastegate solenoid
(1) Wastegate solenoid
Test Step 1. Check for Diagnostic Codes
A. Turn the keyswitch to the OFF position.
B. Connect the Perkins Electronic Service Tool (EST)
to the data link connector.
C. Turn the keyswitch to the ON position. Start the
Perkins EST.
D. Monitor the Perkins EST for active diagnostic
codes and/or logged diagnostic codes.
Expected Result:
One or more diagnostic codes are active or logged.
(44) Wastegate return
Results:
•
Diagnostic codes 526-5 and/or 526-6 are active
and/or logged – Proceed to Test Step 2.
• No Codes – The fault seems to be resolved.
Repair: For intermittent faults, refer to
Troubleshooting, "Electrical Connectors - Inspect".
STOP.
Test Step 2. Inspect Electrical Connectors
and Wiring
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A. Thoroughly inspect the P2/J2 ECM connector and
B. Perform a 45 N (10 lb) pull test on each of the
C. Check the screw for the ECM connector for the
Expected Result:
All connectors, pins, and sockets are completely
coupled and/or inserted and the harness is free of
corrosion, abrasion, and pinch points.
Results:
•
OK – The harness is OK. Proceed to Test Step 3.
the P511 wastegate solenoid connector. Refer to
Troubleshooting, "Electrical Connectors - Inspect"
for details.
wires that are associated with the wastegate
solenoid.
correct torque of 5.0 N·m (44 lb in).
219
Troubleshooting Section
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