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Home >> Mercedes Benz >> 2019 >> S450 Base >> Repair and Diagnosis >> General Information >> OEM General Information >> Emergency Equipment, Disability Equipment, Sanitary Equipment, Galley - 222 Chassis >> Testing & Repair >> Remove/Install Front Fire Extinguishing System Temperature Sensor - AR86.10-P-0126LFS

Remove/Install Front Fire Extinguishing System Temperature Sensor - AR86.10-P-0126LFS

Model 222.1 

With Code Z21 (Fire extinguishing system) 

Fig 1: Front Fire Extinguishing System Temperature Sensors Components Location - Model 222.1 With Code Z21
G15367463DANGERNOTESREMOVINGINSTALLINGINSPECTCourtesy of MERCEDES-BENZ USA
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Switch off ignition and remove transmitter key    
2 Unscrew bolts (3) and remove front fire extinguishing system temperature sensors (1) from bracket    
3 Remove front engine compartment paneling (2)   AR61.20-P-1105LF
4 Slightly press wheelhouse paneling (5) to side until electrical connectors (4) are accessible    
5 Cut cable tie (6)    
6 Disconnect electrical connectors (4)    
7 Remove front fire extinguishing system temperature sensor (1)    
8 Install in the reverse order    
INSPECT Check     
9 Perform self-test for fire extinguishing system   AR86.10-P-0101-01LFS