# 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

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10221205-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10221205-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Fuel system, Fuel injection

## Vehicles listed

- 2020 to 2021 JEEP COMPASS

## Other bulletins for the same vehicles and component

- [2500321](/bulletins/10221210.md), 2022-09-26, Service bulletin: ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; FUEL SYSTEM, GASOLINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); EXTERIOR LIGHTING. 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.

JSON: [/v1/bulletins/10221205](/v1/bulletins/10221205)

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