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Home >> Mercedes Benz >> 2014 >> GL550 >> Repair and Diagnosis >> External Pages >> Different car >> Section 157 (Electrical System, Equipment & Instruments - Maintenance) >> Electrical System, Equipment & Instructions - Maintenance >> Check warning and function indicator lamps in instrument cluster >> Check warning and function indicator lamps in instrument cluster - AP54.30-P-5451P

Check warning and function indicator lamps in instrument cluster - AP54.30-P-5451P

WARNING: This page does not describe the selected car, but rather 203 other vehicles, including the 2020 Mercedes-Benz SLC300, 2020 Mercedes-Benz SL550, 2020 Mercedes-Benz SL450, 2020 Mercedes-Benz S65 AMG, and 2020 Mercedes-Benz GLA250. However, it is still accessible from the selected car via links, so may be relevant.

MODEL 203 

Fig 1: Identifying Warning And Function Indicator Lamps (Model 203)
G10038142Courtesy of MERCEDES-BENZ USA
INSPECT Check     
1 Switch off engine and switch on ignition IMPORTANT Engine hood, trunk lid or liftgate and all doors closed.  
2 Operate parking brake    
3 Check warning lamps (5, 7, 8, 9, 11) and indicator lamp (10) for proper operation In the event of complaints:

Determine and rectify cause, subject to separate repair order
 
4 Manually switch on low beams IMPORTANT The low beams indicator lamp (4) must light up and there must not be a lamp failure message in the multifunction display (12).
In the event of complaints:

Determine and rectify cause, subject to separate repair order
 
5 Switch on high beam High beam indicator lamp (3) must light up and there must be no lamp failure signal in the multifunction display (12).
In the event of complaints:

Determine and rectify cause, subject to separate repair order
 
6 Engage reverse gear and press service brake IMPORTANT No bulb failure message in the multifunction display (12).  
7 Switch off ignition and exterior lights    
8 Switch on hazard warning flasher IMPORTANT The left and right turn signal indicator lamps (1, 2) flash in unison.
In the event of complaints:

Determine and rectify cause, subject to separate repair order
 
9 Switch off hazard warning flasher