Correct Tire Pressure - AP40.15-P-4061C

MODEL 453 

MODEL 453 with CODE K35 (Instrument cluster with monochrome display) 

Courtesy of MERCEDES-BENZ USA

	Information on tires/rims		AH40.10-P-9411-01A
	Check
1	Check tire pressure on front and rear wheels, in accordance with tire pressure chart, with cold tires and correct, if necessary
		Model 453.0/3/4 with code 494 (US version)	GF40.10-P-1009ZC
		Model 453.0/3/4 except code 494 (US version) The specified tire pressures for the vehicle must be taken from the tire pressure chart in the Tire air pressure label overview documents. In the event of an unusually high pressure differential to the specified value. ↓ Rectify problem subject to separate repair order.	GF40.10-P-1009ZA
	Calibrate tire pressure monitor
2	Switch electronic ignition lock control unit to position "1" (circuit 15R)
3	Accept current tire pressures through instrument cluster as guideline values.	Guideline values must be adopted as follows: Select "Change settings" menu item → Select Tire pressure monitoring system.
4	Repeatedly press Scroll forward button (3) until the symbols (arrow) are shown
5	Press and hold OK button (4) until the symbols (arrow) start to flash on and off	The symbols (arrow) flash on and off for approx. 5 s. The tire pressure monitor is restarted as soon as the symbols (arrow) light up permanently.
6	Switch electronic ignition lock control unit to position "0"