High severity
P0045Fault in the Turbocharger Boost Control Solenoid Circuit
Part
Boost Pressure Control Solenoid
Part price
$45
At a workshop
$70
You save
$25
How to read code P0045
P
System
Powertrain (engine and transmission)
0
Code type
Generic code (SAE / OBD-II)
0
Subsystem
General system / auxiliary measurement
45
Fault number
Specific fault within the subsystem
Symptoms
- Vehicle not accelerating, no boost (limp mode)
- Complete loss of power when trying to pass
- Sudden loss of turbo boost
Possible causes
- Failed boost control solenoid plug (N75 / boost)
- Broken wire in the electrical harness
- Burned pressure control solenoid coil
Diagnostic steps
- 1Locate the turbo boost control solenoid and check the plug
- 2Test the wire continuity from the solenoid to the computer
- 3Measure the resistance of the boost control solenoid coil
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Frequently asked questions about P0045
What does code P0045 mean?
P0045: Fault in the Turbocharger Boost Control Solenoid Circuit.
What are the symptoms of code P0045?
Vehicle not accelerating, no boost (limp mode); Complete loss of power when trying to pass; Sudden loss of turbo boost.
What causes code P0045?
Failed boost control solenoid plug (N75 / boost); Broken wire in the electrical harness; Burned pressure control solenoid coil.
Can I drive with code P0045?
LIMP MODE – You may drive carefully to the nearest workshop only.
How much does it cost to fix code P0045?
The part (Boost Pressure Control Solenoid) costs about $45, and a mechanic’s labour about $25.
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