Service bulletin 1400121
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10221205 |
| Published by NHTSA | 2022-09-26 |
| Manufacturer's number | 1400121 |
| Manufacturer's date | 2021-04-17 |
| NHTSA component | ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR; UNKNOWN OR OTHER; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS |
NHTSA's summary
Difficulty Starting the Vehicle on the First Attempt Due to Possible Leaking Fuel Injectors This bulletin involves replacing all four fuel injectors due to a no start condition on the first attempt. Customers may experience the following:After the engine remains stopped for more than an hour, the engine does not start on the first try, cranking for more than five seconds, when a second attempt is tried the vehicle starts fine.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Engine, Fuel system, Fuel injection
| JEEP COMPASS | 2020, 2021 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 2500321 | 2022-09-26. Service bulletin. Flash: Dosing Control Unit (DCU) Updates This bulletin involves reprogramming the Dosing Control Unit (DCU) with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) or symptom/condition.P20F6-00 - Reductant Injection Valve Stuck Open Bank 1 Unit 1. P208E-00 - Reductant Injector Stuck Closed - Bank 1 Unit 1. |
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