LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2021 >> G63 AMG >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Mixture Formation - 463 Chassis (3 Of 4) >> Testing & Repair >> Remove/Install Left Oxygen Sensor Downstream Of Catalytic Converter >> Remove/Install Left Oxygen Sensor Downstream Of Catalytic Converter - AR07.04-P-0082XGC

Remove/Install Left Oxygen Sensor Downstream Of Catalytic Converter - AR07.04-P-0082XGC

Engine 177 in model 463 

as of model year 2019 

Fig 1: Left Oxygen Sensor Downstream Of Catalytic Converter Components Location - Engine 177 In Model 463 As Of Model Year 2019
G13656085WARNINGCAUTIONREMOVINGINSTALLINGINSTALLATION IMPORTANTIMPORTANTINSTALLATION IMPORTANTTORQUE SPECIFICATIONSPECIAL TOOLSPECIAL TOOLREFER TO SELF DIAGNOSTIC SYSTEMSWARNINGCourtesy of MERCEDES-BENZ USA
WARNING Risk of burn injuries  , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning  caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning  caused by skin contact with solid components of the exhaust. Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area. AS49.00-Z-0001-01A
CAUTION Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.
AS00.00-Z-0017-01A
  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
  Note on calculation of tightening torque when using insertion or socket tools with various effective lengths   AH00.00-P-0015-01CW
REMOVINGINSTALLING Remove/install     
1 Remove upper engine cover. INSTALLATION IMPORTANT : Only install upper engine cover after the leak test. AR01.10-P-2405XGC
2 Unclip the electrical line for the oxygen sensor on the left downstream of the catalytic converter (G3/5).    
3 Release and disconnect electrical connector (2).    
4 Remove the oxygen sensor on the left downstream of the catalytic converter (G3/5). IMPORTANTCommercially available devices/tools 
22 mm lambda sensor socket
INSTALLATION IMPORTANT : Coat thread with heat- resistant lubricating paste.
 
    TORQUE SPECIFICATION Oxygen sensor downstream of catalytic converter to exhaust system at front *BA14.00-P-1002-02B 
    Paste, hot lubrication 1 kg, DBL 6879.20 *BR00.45-Z-1005-06A 
5 Cover the tip of the oxygen sensor on the left downstream of the catalytic converter (G3/5) with a protective cover. When reusing lambda sensor on left after catalytic converter (G3/5).  
    SPECIAL TOOL Set of protective caps Fig 3
6 Seal the threaded hole on the oxygen sensor on the left downstream of the catalytic converter (G3/5) using a suitable stop plug. SPECIAL TOOL Set of plugs Fig 2
7 Install in the reverse order.    
8 Read out and delete fault memory.    
REFER TO SELF DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04B
WARNING Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running. Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. AS00.00-Z-0005-01A
9 Perform an engine test run; check the engine for functionality and exhaust system for leaktightness.    
10 Install upper engine cover.   AR01.10-P-2405XGC
OXYGEN SENSOR

Number Designation Engine 177
BA14.00-P-1002-02B Oxygen sensor downstream of catalytic converter to exhaust system at front Nm 50
Fig 2: Identifying Set Of Plugs (199 589 00 98 00)
G13656086Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Set Of Protective Caps (001 589 00 91 00)
G13656087Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1005-06A Paste, hot lubrication 1 kg, DBL 6879.20 A 000 989 76 51