Symptom:
P0243-WASTEGATE SOLENOID CIRCUIT
When Monitored and Set Condition:
P0243-WASTEGATE SOLENOID CIRCUIT
When Monitored: The ignition on or engine running. Battery voltage greater than 10
volts.
Set Condition: The PCM will set the DTC if the actual state of the solenoid does not
match the intended state.
POSSIBLE CAUSES
GOOD TRIP EQUAL TO ZERO
WASTEGATE SOLENOID OPERATION
(Z1) WASTEGATE SOLENOID GROUND CIRCUIT
(K137) WASTE SOL CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE
(K137) WASTEGATE SOL CONTROL CIRCUIT OPEN
(K137) WASTEGATE SOL CONTROL CIRCUIT SHORTED TO GROUND
PCM
TEST ACTION APPLICABILITY
1 Ignition on, engine not running.
With the DRBIIIt, read PCM DTCs and record the related Freeze Frame data.
Is the Good Trip displayed and equal to zero?
All
Yes → Go To 2
No → Refer to the INTERMITTENT CONDITION symptom in the
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER-5-NGC.
2 Turn the ignition off.
Disconnect the Wastegate Solenoid harness connector.
Using a 12-volt test light, jumper across the Wastegate Solenoid harness connector.
NOTE: While actuating the solenoid wiggle the related wiring harness.
With the DRBIIIt, actuate the Wastegate Solenoid.
Does the test light illuminate brightly and flash on and off?
All
Yes → Replace the Wastegate Solenoid.
Perform POWERTRAIN VERIFICATION TEST VER-5-NGC.
No → Go To 3
119
DRIVEABILITY - NGC