OBD2 code P1202: Manufacturer specific - Injection
Manufacturer specific injection fault.
Detected Root Component
Injector
Technical Component Diagrams
Injector Layout
Diag Expert technical diagram
Injector Connector
Diag Expert technical diagram
Observed Symptoms
- Engine light on (MIL/Check Engine)
- Hesitation when accelerating
- Excessive fuel consumption
Possible Causes
- Clogged or faulty injector
- Faulty pressure regulator
- Defective sensor
Tools Required
Interactive Diagnostic
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Diagnostic Result
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Parts likely to be the cause (Moteur (général))
Moteur (général)
Photo d'illustration : Moteur (général)
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Frequently asked questions about code P1202
What does code P1202 mean? ▾
OBD2 code P1202: Manufacturer specific - Injection. Manufacturer specific injection fault.
What are the symptoms of code P1202? ▾
Code P1202 may cause: Engine light on (MIL/Check Engine), Hesitation when accelerating, Excessive fuel consumption. The intensity of these symptoms varies depending on the vehicle and driving conditions.
What causes code P1202? ▾
The most common causes of code P1202 are: Clogged or faulty injector, Faulty pressure regulator, Defective sensor. A proper OBD2 diagnostic will pinpoint the exact cause.
Is it serious to drive with code P1202? ▾
Code P1202 has moderate severity (Warning). Short-term driving remains possible, but a prompt check is recommended to prevent worsening.
How do I fix code P1202? ▾
Start by reading the code with an OBD2 scanner, then follow the interactive decision tree on this page. Priority causes to check: Clogged or faulty injector, Faulty pressure regulator, Defective sensor. Difficulty: complex · Estimated time: 30-60min.