Front heated seats (HS) diagnosis operational check · ad9130p3000gh · Mercedes-Benz WIS

AD91.30-P-3000GH

Front heated seats (HS) diagnosis operational check

16.4.97

MODEL 163 with CODE (873) heated seats, left and right front seat

	Location of components		GF91.30-P-3002-01GH
	Heated seats diagnosis previous knowledge		AD91.30-P-2000GH
a	Fuses in order
b	Battery voltage 11-14 V
c	Convenience control active		GF72.29-P-2002GH
	Function check
Test step/Scope of test	Operation/Requirement	Specified value	Possible cause/Remedy
1 Left front seat Heated seat, heater stage I	Start engine. Left front seat heater switch (S51/1) Press top half of switch.	Heater stage 1 indicator lamp in switch (S51/1) comes on. Seat and backrest heat up.	AD91.30-P-6000-11GH AD91.30-P-6000-09GH AD91.30-P-6000-15GH AD91.30-P-6000-19GH AD91.30-P-6000-21GH
2 Left front seat Heated seat, heater stage II	Start engine. Left front seat heater switch (S51/1) Press bottom half of switch.	Both indicator lamps in switch (S51/1) come on. Seat and backrest heat up hotter than on heater stage I.	AD91.30-P-6000-12GH AD91.30-P-6000-09GH AD91.30-P-6000-16GH AD91.30-P-6000-19GH AD91.30-P-6000-21GH
3 Right front seat Heated seat, heater stage I	Start engine. Right front seat heater switch (S51/2) Press top half of switch.	Stage I indicator lamp in switch (S51/2) comes on. Seat and backrest heat up.	AD91.30-P-6000-13GH AD91.30-P-6000-10GH AD91.30-P-6000-17GH AD91.30-P-6000-20GH AD91.30-P-6000-22GH
4 Right front seat Heated seat, heater stage II	Start engine. Right front seat heater switch (S51/2). Press bottom half of switch.	Both indicator lamps in switch (S51/2) come on. Seat cushion and backrest heat up hotter than on heater stage I.	AD91.30-P-6000-14GH AD91.30-P-6000-10GH AD91.30-P-6000-18GH AD91.30-P-6000-20GH AD91.30-P-6000-22GH

Referenced documents

ad9130p2000gh Front heated seats (HS) diagnosis previous knowledge
ad9130p600009gh HS test of electrical system front left seat heater switch
ad9130p600010gh HS test of electrical system front right seat heater switch
ad9130p600011gh HS test of electrical system front left seat heater stage I relay
ad9130p600012gh HS test of electrical system front left seat heater stage II relay
ad9130p600013gh HS test of electrical system front right seat heater stage I relay
ad9130p600014gh HS test of electrical system front right seat heater stage II relay
ad9130p600015gh HS test of electrical system front left seat heated cushion and backrest heating stage I
ad9130p600016gh HS test of electrical system front left seat heated cushion and backrest heating stage II
ad9130p600017gh HS test of electrical system front right seat heated cushion and backrest heating stage I
ad9130p600018gh HS test of electrical system front right seat heated cushion and backrest heating stage II
ad9130p600019gh HS test of electrical system front left seat heater voltage supply
ad9130p600020gh HS test of electrical system front right seat heater voltage supply
ad9130p600021gh HS test of electrical system front left seat heated cushion and backrest resistor
ad9130p600022gh HS test of electrical system front right seat heated cushion and backrest resistor
gf7229p2002gh Convenience control, function
gf9130p300201gh Heated seat switch, location