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Old 01-27-2015, 06:56 PM   #76 (permalink)
EcoModding Apprentice
Join Date: Oct 2008
Location: Chile
Posts: 223

Mercedes 89 D - '89 Mercedes 300 E
90 day: 33.86 mpg (US)

Skodie - '09 Skoda Octavia TDI PD
90 day: 38.84 mpg (US)

1993 Mercedes 300D Turbo - '93 Mercedes Benz 300D Turbo W124
90 day: 26.19 mpg (US)

Crossie - '16 Subaru XV Crosstreak
90 day: 9.61 mpg (US)

Crossie - '16 Subaru XV Crosstreak
90 day: 33.34 mpg (US)
Thanks: 15
Thanked 9 Times in 7 Posts
Dynamic EGR.

Originally Posted by Josh8loop View Post
Half way through this tank I unplugged the EGR actuation solenoid(N-18). I placed a 1200 ohm resistor into the plug end so the computer will see a load and not throw a CEL for absence of the solenoid. The only time I get a CEL is when the engine is cold, and I get on the throttle. If it's cold, and I baby the throttle until it is warmed up, I don't get a CEL. This is a premptive test mod to see if I notice any MPG increase with EGR deleted. If I notice an increase in MPG's(or other benefits)I will progress to a more complicated "Dynamic" EGR scheme.
Like your test. This is the way.

Mercedes 300 D turbo 1993
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