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Home >> Mercedes Benz >> 2021 >> E53 AMG 2D Convertible >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems - 238 Chassis (2 Of 4) >> Testing & Repair >> Remove/Install Seat Occupancy Recognition Sensor >> Remove/Install Seat Occupancy Recognition Sensor - AR91.60-P-0720LWA

Remove/Install Seat Occupancy Recognition Sensor - AR91.60-P-0720LWA

Model 238 

except code U10 (Front passenger seat with weight sensor) 

Model 205 

except code U10 (Front passenger seat with weight sensor) 

Model 213 

except code U10 (Front passenger seat with weight sensor) 

Model 253 

except code U10 (Front passenger seat with weight sensor) 

Model 293 

except code U10 (Front passenger seat with weight sensor) 

Shown on model 205 up to model year 2015 

Fig 1: Seat Occupancy Recognition Sensor Components Location - Model 238 Except Code U10 (Shown On Model 205)
G15379453Courtesy of MERCEDES-BENZ USA

Shown on model 205 as from model year 2015 

G15379454Courtesy of MERCEDES-BENZ USA
  Notes on safety-relevant components   AH00.00-Z-0019-01A
REMOVINGINSTALLING Remove/install     
1 Remove seat cushion padding of the front passenger seat. Model 205 except code 221 (Electrically adjustable left driver seat) except code 222 (Electrically adjustable right driver seat) except code 241 (Memory switch for electrically adjustable front passenger seat, left) except code 242 (Front passenger seat, electrically adjustable with memory function) except code 275 (Driver's seat, electrically adjustable with memory function) except code 555 (AMG-Performance Seat) except code P65 (Seat comfort package) except code U10 (Front passenger seat with weight sensor)
Model 238 except code 241 (Memory switch for electrically adjustable front passenger seat, left) except code 242 (Front passenger seat, electrically adjustable with memory function) except code 275 (Memory Package (driver's seat, steering column and mirror)) except code P65 (Seat comfort package) except code U10 (Front passenger seat with weight sensor)
Model 253 except code 221 (Electrically adjustable left driver seat) except code 222 (Electrically adjustable right driver seat) except code 241 (Memory switch for electrically adjustable front passenger seat, left) except code 242 (Front passenger seat, electrically adjustable with memory function) except code 275 (Driver's seat, electrically adjustable with memory function) except code 555 (AMG-Performance Seat) except code P65 (Seat comfort package) except code U10 (Front passenger seat with weight sensor)
Model 293 except code 221 (Electrically adjustable left driver seat) except code 222 (Electrically adjustable right driver seat) except code 241 (Memory switch for electrically adjustable front passenger seat, left) except code 242 (Front passenger seat, electrically adjustable with memory function) except code 275 (Driver's seat, electrically adjustable with memory function) except code P65 (Seat comfort package) except code U10 (Front passenger seat with weight sensor)
AR91.10-P-5040LWA 
    Model 205, 253, 293 with code 222 (Electrically adjustable right driver seat) except code U10 (Front passenger seat with weight sensor)
Model 205, 253, 293 with code 241 (Memory switch for electrically adjustable front passenger seat, left) except code U10 (Front passenger seat with weight sensor)
Model 205, 253, 293 with code 242 (Front passenger seat, electrically adjustable with memory function) except code U10 (Front passenger seat with weight sensor)
Model 205, 253, 293 with code 275 (Driver's seat, electrically adjustable with memory function) except code U10 (Front passenger seat with weight sensor)
Model 205, 253, 293 with code P65 (Seat comfort package) except code U10 (Front passenger seat with weight sensor)
Model 205, 253 with code 555 (AMG-Performance Seat) except code U10 (Front passenger seat with weight sensor)
Model 238 with code 241 (Memory switch for electrically adjustable front passenger seat, left) except code U10 (Front passenger seat with weight sensor)
Model 238 with code 242 (Front passenger seat, electrically adjustable with memory function) except code U10 (Front passenger seat with weight sensor)
Model 238 with code 275 (Memory Package (driver's seat, steering column and mirror)) except code U10 (Front passenger seat with weight sensor)
Model 238 with code P65 (Seat comfort package) except code U10 (Front passenger seat with weight sensor)
AR91.10-P-5040LW 
2 Release felt strip (1) and fold to one side. Model 205
up to model year 2015 except code U10 (Front passenger seat with weight sensor)
 
3 Release and disconnect electrical connector of front passenger seat occupancy recognition (B41/1) and remove electric line from seat adjuster. Model 205
as of model year 2016 except code U10 (Front passenger seat with weight sensor)
Model 213, 238, 253, 293 except code U10 (Front passenger seat with weight sensor)
INSTALLATION IMPORTANT : Ensure that electrical wiring harness of front passenger seat occupancy recognition (B41/1) is routed correctly at seat adjuster.
 
4.1 Remove seat occupancy recognition on front passenger seat (B41/1) from padding (2). Model 205
up to model year 2015 except code U10 (Front passenger seat with weight sensor)
INSTALLATION IMPORTANT : Ensure that front passenger seat occupancy recognition (B41/1) is in correct installation position.
 
4.2 Remove seat occupancy recognition on front passenger seat (B41/1) from seat adjuster. Model 205
as of model year 2016 except code U10 (Front passenger seat with weight sensor)
Model 213, 238, 253, 293 except code U10 (Front passenger seat with weight sensor)
 
5 Install in the reverse order.    
INSPECT Check     
6 Perform function check with diagnostic device.    
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 293 except code U10 (Front passenger seat with weight sensor) AD00.00-P-2000-06FR
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 238 except code U10 (Front passenger seat with weight sensor) AD00.00-P-2000-06LWO
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 205, 213, 253 except code U10 (Front passenger seat with weight sensor)
IMPORTANT Menu sequence:
SRS control unit →
Actual value →
Front passenger seat belt reminder warning If the front passenger seat is occupied by a person with a weight of > 48 kg, the actual value must change from UNOCCUPIED to OCCUPIED.
AD00.00-P-2000-04B