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DRIVEABILITY - DIESEL
Symptom:
P0243-TURBOCHARGER WASTEGATE SOLENOID CIRCUIT OPEN
CIRCUIT
When Monitored and Set Condition:
P0243-TURBOCHARGER WASTEGATE SOLENOID CIRCUIT OPEN CIRCUIT
When Monitored: With the ignition on.
Set Condition: The ECM detects an open or short to ground on the Turbocharger
Wastegate Solenoid Control circuit.
INTERMITTENT CONDITION
ASD RELAY OUTPUT CIRCUIT OPEN
TURBOCHARGER WASTEGATE SOLENOID CONTROL CIRCUIT SHORTED TO GROUND
TURBOCHARGER WASTEGATE SOLENOID CONTROL CKT OPEN
TURBOCHARGER WASTEGATE SOLENOID
ENGINE CONTROL MODULE
TEST
1
Turn the ignition on.
With the DRB, erase ECM DTCs.
Test drive the vehicle.
Monitor the DRB for ECM DTCs.
Did this DTC set again?
Yes → Go To 2
→ Go To 7
No
2
Turn the ignition off.
Disconnect the Turbocharger Wastegate Solenoid harness connector.
Turn the ignition on.
Using a 12-volt test light connected to ground, check the ASD Relay Output circuit.
Does the test light illuminate brightly?
Yes → Go To 3
→ Repair the ASD Relay Output circuit for an open.
No
POSSIBLE CAUSES
ACTION
Perform ROAD TEST VERIFICATION - VER-2.
64
APPLICABILITY
All
All
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