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Airflow Sensor Pot | MercedesBenz Forum

Feb 17, 2015· With the engine off, disconnect the cable from the airflow sensor pot. Put a resistor between contact 3 and contact 2 of the cable connector. Put a 470 Ohm resistor between contact 2 and ground. That should give you a nice steady signal of Number 3 is suply, Number 2 is signal out, and 1 is ground on the cable connector.


KEjetronic diagnostic adjustment Classic Audi

Jul 29, 2015· 5 pot with differential pressure regulator connected and ignition turned on 1,3 1,6 bar below system pressure MAF potentiometer idle speed voltage 0,67v 850 rpm. Practical part Due to practical reasons I''m writing about engine. Differences between 5 and 4 pot engines in this case are rather small. Component location. Necessary tools ...


CISE to Motronic Binarystudios

The CISE Motronic system from a 1990 1992 2L 16v Golf/Jetta/Passat is an upgrade to the CISE engine management system fitted to the Scirocco 16v. Modifications must be made naturally, but when you decide you want to wring the last …


Engine Management Systems

BOSCH ME ENGINE MANAGEMENT 176 EBox A separate temperature sensor is used to monitor Ebox temperature and provides a path to earth to control the electric fan. The sensor turns the fan on when the Ebox temperature reaches 35 °C (95 °F) and turns the fan off when th e temperature drops below 35 °C (95 °F). The


bosch cis | eBay

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FUEL INJECTION SYSTEM BOSCH CIS Article Text 1983 ...

using the CIS Lambda system unless otherwise noted. Not all models will use all components. PREPARATION FOR TESTING 1) All CIS systems are very sensitive to air leaks. Check condition of rubber boots, hoses, and gaskets. Other areas of leakage are injectors, cold start valve, and PCV system (filler cap and dipstick).


Bosch air flow meter potentiometer .... PeachParts ...

Aug 04, 2007· Bosch air flow meter potentiometer .... I''ve talk to a few people and it appears one of our favorite Bosch parts (3437224035 ) is NLA. ... but our cars (W126''s) have CISE which is mechanical in nature, air flow through the horn deflects the plate which injects more fuel. The computer is only monitoring inputs like the O2 sensor, temps ...


Megasquirt Support Forum (MSEXTRA) • CISE (KEJetronic ...

Sep 17, 2015· CISE (KEJetronic) Differential Pressure Regulator (DPR) by o2bad455 » Sat Jul 03, 2010 6:02 pm I''d like to use MSnS to combine fuel and ignition control of a Bosch CISE …


Electronic Throttle Body Datasheet Bosch Motorsport

Bosch MotorsportElectronic Throttle Body | Electronic Throttle Body. ... Pin 5 E Poti 2 Poti 2 Poti 2 Poti 2 Poti 2 Pin 6 F Poti 1 Poti 1 Poti 1 Poti 1 Poti 1 Flange diameter (mm) 40 50 50 58 58 Hole circle diameter(mm) 50 x 50 50 x 50 50 x 50 53 x 53 53 x 53 Weight (kg)


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190E just diagnosed with Bosch KE Jetronic fuel ...

Jun 12, 2010· 190E just diagnosed with Bosch KE Jetronic fuel distributor ''failure''. Am told internal inspection of unit not Answered by a verified UK Auto Mechanic


BOSCH EDC System Overview NANOCOM Diagnostics

The Bosch Electronic Diesel Control (EDC) has long been fitted to most diesel vehicles in one form or another. It is a sophisticated system capable of self detecting many problems. Our software module handles both early and later variations used in the listed applications although many more applications may exist that use a compatible variant.


resistance What is the purpose of wiring pins 2 and 3 of ...

Aug 26, 2017· The pot is being used as a variable resistance in that circuit whether or not there''s a connection btw pins 2 and 3. \\endgroup\ – Jamie Hanrahan. Aug 27 ''17 at 20:45. Add a comment | 2 Answers Active Oldest Votes. 28 \\begingroup\ It stops the resistance from going to infinity if there is dirt on the potentiometer track. ...


Bosch air flow meter restoration: summary

Apr 30, 2021· The Bosch AFM is based on a vane obstructing the air flow. The air flow into the inlet manifold pushes the vain against a return spring. Change in vane position displaces a potentiometer ( variable resistance ) and provides a voltage output, proportional to the volumetric air flow, to the ECU. This signal is used to control the volume of fuel ...


CISE w124 w201 r129

PIN 3 CISE Control Unit (w124 300e ( and ), 260e, w201 190e , r129 300sl, 500sl) 1 No faults in system 2 Throttle Valve Switch (Full Throttle Contact) 3 Coolant Temperature Sensor …


Bosch Fuel Inject. Controls Parts for MercedesBenz 190E ...

1 product ratings For Mercedes Benz 190E 300E 420SEL 560SEL 300CE 300SE 500SL Bosch Valve. C Was: C C shipping. 72 sold. New! Mercedes 190E …


Bosch AFM Refurbish / Restoration Service! (Air Flow Meter ...

2. Unit is opened up and inspected for wear. This is the potentiometer circuit. In addition, I also check the spring tension vs. a known good and laser calibrated AFM that I use as part of my …


Fuel Inject. Controls Parts for MercedesBenz 260E eBay

Fits MercedesBenz Fuel Injection Air Flow Meter Potentiometer Bosch F026T03021 (Fits: MercedesBenz 260E) ... Mercedes W201 W126 W124 Fuel Injector CIS Set of 6 …


Bosch KEJetronic Overview | MercedesBenz Forum

Nov 20, 2012· Bosch KEJetronic Continuous Injection System Mechanical Fuel Injection Overview Part 2 of 6. DIAGNOSTIC TESTING 420 560 SERIES. TEST 1. Testing Voltage Supply to CISE Control Unit. 1. Unplug CISE control unit. Turn on ignition and check voltage between terminal No. …


BOSCH KE3JETRONIC MIXTURE ADJUSTMENT

Mercedes suggests that special tools are required to adjust the mixture on the Bosch KE3Jetronic (CISE) fuel injection, such as is used on the 198891 560 series motors. The dedicated shade tree mechanic can do it, but needs to be wellinformed first. These adjustments are intended to be followed by an actual exhaust gas CO check to ensure ...


Airflow potentiometer questions ::

Nov 03, 2010· Is this car a CISE injected car? or is it EFI. CISE you can tell by the aluminum colored fuel distributor, overtop the airfilter housing. It then has long braided stainless steel …


TOP SERVICE MERCEDES Bosch CIS Fuel Injector Inspection ...

TOP SERVICE MERCEDES Bosch CIS Fuel Injector Inspection Cleaning Bentley Rolls FOR SALE! WHY GAMBLE ON A USED UNTESTED INJECTOR WHEN FOR THE SAME PRICE 203631423768


We set the pace | Bosch Motorsport

We live and breathe motorsport from every angle. Perspective is everything on the racetrack. The driver’s view through the helmet on the circuit. The eyes of the mechanics and engineers …


Analog positioning module Replaces: 03 ... Robert Bosch …

2/12 Bosch Rexroth AG Hydraulics VTMACAS... RE 30050/ Ordering code ... systems (potentiometer). As the entire signal processing is analog and the module is only equipped with the necessary features for the setup of controls, the costs for the drive ... E 0 V 0 V +10 V –10 V


KEjetronic diagnostic adjustment Classic Audi

Jul 29, 2015· 5 pot with differential pressure regulator connected and ignition turned on 1,3 1,6 bar below system pressure MAF potentiometer idle speed voltage 0,67v 850 rpm. …


New BOSCH KEJetronic / KEMotronic Air Flow Sensor ...

VW Scirocco 16V Bosch CISE Fuel Distributor and Air Flow Sensor Plate. ... BRAND NEW AIR FLOW METER POTENTIOMETER SENSOR FOR MERCEDESBENZ F026T03021. …