Where is the gasoline accumulator located?

1991 MERCEDES BENZ 190E
120,000 MILES • 1.8L • 4 CYL • 4WD • MANUAL
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ENRIQUE UNO
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  • 1 POST
Gasoline accumulator location needed for the vehicle listed above.
Jan 8, 2022 at 12:42 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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SQM
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 6,383 POSTS
Hello,

The fuel accumulator also known as the fuel pressure regulator is located with the fuel pump assembly under the vehicle near the drive shaft (see diagram below).

The main function of the fuel accumulator is to maintain pressure in the fuel system for a specified period of time after the engine has been switched (off) in order to aid hot engine restarts.

I have attached the replacement procedure for your reference.

Please let me know if you have any questions.
Thank you.
Jan 8, 2022 at 9:30 PM
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