Check Warning And Function Indicator Lamps In Instrument Cluster - AP54.30-P-5451S

MODEL 453 

Courtesy of MERCEDES-BENZ USA

	Preparatory activity
1	Switch electronic ignition lock control unit to position "2" (circuit 15)
2	Operate parking brake
3	Switch on standing lights
	Check
4.1	Check warning lamps (7, 9, 10, 11, 13, 16, 18, 19) and indicator lamps (6, 8, 12, 14) for proper operation	Model 453 (except 453.091/391/491)
		If there is a problem
		↓
		Rectify problem subject to separate repair order.
4.2	Check warning lamps (7, 9, 10, 11, 13, 16, 18, 19) and indicator lamps (6, 8, 12, 15, 20) for proper operation	Model 453.091/391/491
		If there is a problem
		↓
		Rectify problem subject to separate repair order.
5	Manually switch on low beams	Low beams indicator lamp (4) must come on. If there is a problem
		↓
		Rectify problem subject to separate repair order.
6	Switch on high beam	High beams indicator lamp (3) must come on. If there is a problem
		↓
		Rectify problem subject to separate repair order.
7	Switch on front fog lamps	The front fog lamps indicator lamp (17) must light up. If there is a problem
		↓
		Rectify problem subject to separate repair order.
8	Switch on rear fog lamp	Rear fog lamp indicator lamp (5) must come on.
		If there is a problem
		↓
		Rectify problem subject to separate repair order.
9	Switch on hazard warning system	The left turn signal light indicator lamp (1) and right turn signal light indicator lamp (2) must flash simultaneously.
		If there is a problem
		↓
		Rectify problem subject to separate repair order.
10	Switch off hazard warning system
	Finishing activity
11	Reset switch positions to input condition
12	Switch electronic ignition lock control unit to position "0"