2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 2947

- Test terminating resistor of CAN element in control module N3/10 (ME-SFI [ME] control unit).

End of test

1.3.2.2.2. Test terminating resistor of component X63/4 (CAN databus adapter connector, 2-pin).

Test terminating resistor of component X63/4 (CAN databus adapter connector, 2-pin).

Test sequence

- Switch off ignition.

- Connect socket box to component N3/10 (ME-SFI [ME] control unit).

- Disconnect coupling F at component N3/10 (ME-SFI [ME] control unit).

- Measure resistance with multimeter between sockets (F.41) 11 and (F.54) 24 of the 35-pole socket box tester.

Specified value

- Resistor[115...125]ohms

Question

- Is the measurement value OK?

YES

The measurement value is OK.End of test

NO

The measurement value is not OK.Possible cause and remedy

- Line from component X63/4 (CAN databus adapter connector, 2-pin) to component N3/10 (ME-SFI [ME] control unit)

- Component X63/4 (CAN databus adapter connector, 2-pin)

End of test

1.3.2.2.3. Test terminating resistor of CAN element in control module N3/10 (ME-SFI [ME] control unit).

Test terminating resistor of component N3/10 (ME-SFI [ME] control unit).

Test sequence

- Switch off ignition.

- Connect socket box to component N3/10 (ME-SFI [ME] control unit).

- Connector F is plugged in at control unit.

- Unplug the socket F from the wiring harness at the socket box.

- Measure resistance with multimeter between sockets (F.41) 11 and (F.54) 24 of the 35-pole socket box tester.

Specified value

- Resistor[115...125]ohms

Question

- Is the measurement value OK?

YES

The measurement value is OK.End of test

NO

The measurement value is not OK.Possible cause and remedy

- Control unit N3/10 (ME-SFI [ME] control unit)

End of test

1.3.3. Test with the aid of the measuring system

Test sequence

- Measurement of level voltage of engine CAN buses CAN bus High and CAN bus Low with the universal oscilloscope

- Separating one user from the connector strip X63/4 (CAN databus adapter connector, 2-pin)

- Observe level voltage.

- Plug in connector again at connector strip X63/4 (CAN databus adapter connector, 2-pin).

- Repeat this procedure for all CAN users.

Specified value

- As soon as the faulty branch was disconnected, the current image of the level voltage changes.

Possible cause of fault in the faulty branch

******** Audi S4アトロセダン(8K2)V6-3.0L SC(CCBA)技術的な診断-補 修#461002日:100217

ブレーキ-Squealing/近くに海岸/ペダルの脈動

46ブレーキノイズ

46 10 02

2022644/1

February17,2010

影響を受け車両

条件

156お客様に報告する鳴きは、squealingまたは近くに海岸の騒音が聞こえを応用するだけではなく、それらのブレーキをかけます。 のノイズのものではありません同伴

と脈動のブレーキペダルがブレーキをかけます。

技術的背景

ブレーキパッドの材料が作製でき鳴きやsquealingノイズがブレーキをかけ条件によります。

制作のトータルソリューション

-

サービス

1. を行うブレーキパッドの変更に記載のとおりTSB2017130ます。

2. 場合にノイズが存在する代替フロントブレーキパッドです。

保証

追加情報すべての部品およびサービスを参照のこTSBしに変更又は削除します。 必ず確認してくださいお部品部門、サービス

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 1243

- X30/5 (Left voltage distributor (CAN) connector)

- Test connectors and wiring for CAN of engine compartment CAN control modules.

- Control unit

Communication with ECU required ( Measuring system )

1.1.3.4. Display CAN signals with the aid of the special tool 'Star Diagnosis CANtool'.

Important notes

- When CAN diagnosis is finished, the 8-pin CAN cable must be replaced with the diagnostic cable.

- Before values are read out from a control unit, the control unit must be reinitialized.

Continue with button F2

Test 1.1.3.4.1: Actual values via CAN ( Engine CAN bus )

1.1.3.4.1. Actual values via CAN ( Engine CAN bus )

Note

- The actual values shown on the following screens are only displayed and updated as long as the CAN bus is active.

Continue with button F2

Test 1.1.3.4.1.1: Function-specific actual values :

Test 1.1.3.4.1.2: Cruise control

Test 1.1.3.4.1.3: Drive authorization

Test 1.1.3.4.1.4: Control unit-specific actual values :

Test 1.1.3.4.1.5: Electronic selector module

Test 1.1.3.4.1.6: Transmission control

Test 1.1.3.4.1.7: Motor electronics

Test 1.1.3.4.1.8: Steering column module

1.1.3.4.1.1. Function-specific actual values :

1.1.3.4.1.1. No further information available.

1.1.3.4.1.2. Cruise control

Warning!Communication with ECU required.

1.1.3.4.1.3. Drive authorization

Warning!Communication with ECU required.

1.1.3.4.1.4. Control unit-specific actual values :

1.1.3.4.1.4. No further information available.

1.1.3.4.1.5. Electronic selector module

Warning!Communication with ECU required.

1.1.3.4.1.6. Transmission control

Warning!Communication with ECU required.

1.1.3.4.1.7. Motor electronics

Warning!Communication with ECU required.

manuels pour les informations les plus récentes.******** Audi A4 Quattro Wagon (8K5) L4 2.0 L Turbo (CAEB) Bulletin de Service Technique # 961234 Date: 120529

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 773

Possible cause:

- Lambda control

Affected functions:

- Engine output

-------------------------------------------------

Test 1: Check self-adaptation.

1. Check self-adaptation.

Test 1.1: Check lambda control.

1.1. Check lambda control.

Test 1.1.1: Check signal from component B2/5 (Hot film mass air flow sensor) via actual value.

Test 1.1.2: Check seal of component B2/5 (Hot film mass air flow sensor) with air filter for cracks.

Test 1.1.3: Inspect air cleaner housing.

Test 1.1.4: Check component G3/4 (Right O2 sensor, before TWC [KAT]).

Test 1.1.5: Check component Y62 (Fuel injectors).

Test 1.1.6: Check exhaust system for leaks.

1.1.1. Check signal from component B2/5 (Hot film mass air flow sensor) via actual value.

Test 1.1.1.1: Check signal of component B2/5 (Hot film mass air flow sensor) via actual value with engine OFF.

Test 1.1.1.2: Check signal of component B2/5 (Hot film mass air flow sensor) via actual value with engine speed greater than 3500 rpm.

Test 1.1.1.3: Check reference signal of component B2/5 (Hot film mass air flow sensor).

1.1.1.1. Check signal of component B2/5 (Hot film mass air flow sensor) via actual value with engine OFF.

Warning!Communication with ECU required.

1.1.1.2. Check signal of component B2/5 (Hot film mass air flow sensor) via actual value with engine speed greater than 3500 rpm.

Warning!Communication with ECU required.

1.1.1.3. Check reference signal of component B2/5 (Hot film mass air flow sensor).

Test sequence

- Switch on ignition.

Status of relevant actual value:

- HFM-SFI ( Reference signal ):Warning! Communication with ECU required.

Specified value

- Reference signal[46...59] ms

Question

- Is the measurement value OK?

YES

The actual value is okay.End of test

NO

The actual value is not o.k.Possible cause and remedy

- Check lines from component N3/10 (ME-SFI [ME] control unit) to component B2/5 (Hot film mass air flow sensor).

- B2/5 (Hot film mass air flow sensor)

******** Audi S5 Quattro Cabriolet (8F7) V6-3.0 L SC (CCBA) Techniques de DIAGNOSTIC ET de RÉPARATION # 011121 Date: 110425

Contrôle moteur MIL, DTC P219C Ensemble Air/Fuel Ratio

01 MIL, DTC "Ratio Air/Carburant Déséquilibre" dans l'ECM

01 11 21

2026299/1

Le 25 avril 20011

TOUCHÉS VÉHICULE

183

CONDITION

^ MIL.

^ DTC Ratio Air/Carburant Déséquilibre (par exemple P219C pour le cylindre #1) stockées dans ECM.

↑ (En) liste des codes d'anomalie de la corrélation des cylindresDE FORMATION TECHNIQUE

Le diagnostic indique "Ratio Air/Carburant Déséquilibre" dans un ou plusieurs cylindres. Ceci est causé par un mauvais réglage du logiciel. Un nouveau logiciel est en

développement.

LA SOLUTION DE PRODUCTION DE

SERVICE

Aucune réparation n'est disponible en ce moment.

1. Ne pas effectuer d'éventuelles réparations. Toutes les réparations pour cette préoccupation peut être refusé.

2. Indiquez au client que cette condition est connue, et une solution est en cours de développement.

GARANTIE

Cette BST est uniquement à titre informatif et non applicable à toute garantie Audi

DES INFORMATIONS SUPPLÉMENTAIRESToutes les pièces de service et les références fournies dans ce BST sont sujettes à modification et/ou suppression. Toujours vérifier auprès de votre Département des Pièces et service

manuels pour les informations les plus récentes.

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 2986

- Voltage [11.0 ... 14.5] V

Question:

- Is the actual value o.k.?

YES

The actual value is okay.Possible cause and remedy

- If fault code 9010/9011 occurs without complaints or function faults, erase fault memory and perform a function check.

- In the event of stored faults with a high fault frequency count or in the event of customer complaints, check lines and connectors for loose

contact and corrosion..

- Check alternator.

End of test

NO

The actual value is not o.k.Possible cause and remedy

- Test voltage supply of component N80 (Steering column module) by means of measured value.

End of test

1.3.2.1.7.3. Test voltage supply of circuit 30 by means of measured value.

Manual check of supply voltage

Test prerequisite

- Fuse F34f33 (Fuse 33) in component F34 (Interior fuse box) is o.k.

- Actual value is not okay or there is a complaint.

Status of relevant actual value:

- Voltage at terminal 30:Warning! Communication with ECU required.

Test sequence

- Switch off ignition.

- Remove component Airbag.

- Please refer to WIS document AR91.60-P-0660.

- Remove component Multifunction steering wheel.

- Please refer to WIS document AR46.10-P-0100.

- Remove component A45 (Clock spring contact).

- Please refer to WIS document AR46.10-P-0200.

- This information can be shown using the help function (F6 button) in menu item 'Testing and repair work'.

- Measure direct voltage with multimeter between sockets [N80] 1.8 and [N80] 1.9

Specified value

- Voltage [11.0...14.5] V

Question

- Is the measurement value OK?