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Home >> Infiniti >> 2012 >> M35h >> Repair and Diagnosis >> Body & Frame >> Seats >> Seat >> Ecu Diagnosis Information >> Climate Controlled Seat Control Unit >> Reference Value >> Physical Values

Physical Values

Terminal No. (Wire color) Description Condition Voltage (V) (Approx.)
+ - Signal name Input/Output
52 (L/B) Ground Climate controlled seat switch power supply Output Ignition switch ON 12
53 (Y/W) Ground COOL switch indicator signal Output Climate controlled seat switch COOL 12
Other than the above 0
54 (Y) Ground HEAT switch signal Input Climate controlled seat switch HEAT HI 2.6 - 4.2
MID 1.6 - 2.5
LO 0.8 - 1.5
OFF 0
55 (G/R)
(R/L)(1)		 Ground Ignition switch power supply Input Ignition switch ON Battery voltage
56 (V) Ground COOL switch signal Input Climate controlled seat switch COOL HI 2.6 - 4.2
MID 1.6 - 2.5
LO 0.8 - 1.5
OFF 0
57 (B/P) Ground HEAT switch indicator signal Output Climate controlled seat switch HEAT 12
Other than the above 0
58 (B) (B/W)(1) Ground Ground - - 0
59 (LG/R) Ground Seatback thermal electric unit HEAT signal Output Climate controlled seat switch HEAT or COOL 0 - 12(2)
OFF 0
60 (LG/B) Ground Seatback thermal electric unit COOL signal Output Climate controlled seat switch HEAT or COOL 0 - 12(2)
OFF 0
61 (Y/R) Ground Seat cushion thermal electric unit HEAT signal Output Climate controlled seat switch HEAT or COOL 0 - 12(2)
OFF 0
62 (B/R) Ground Seat cushion thermal electric unit COOL signal Output Climate controlled seat switch HEAT or COOL 0 - 12(2)
OFF 0
63 (R) Ground Ignition switch power supply Input Ignition switch ON Battery voltage
64 (W/R) Ground Seat cushion blower motor power supply Output Climate controlled seat switch HEAT or COOL 12
Other than the above 0
65 (W/B) Ground Seat cushion blower motor ground - - 0
66 (Y/G) Ground Seat cushion blower motor speed control signal Output Climate controlled seat switch HEAT 6.5 - 8
COOL HI 10
MID 8
LO 6
67 (L/R) Ground Seatback thermal electric unit sensor ground - Ignition switch ON 0
68 (L) Ground Seatback thermal electric unit sensor signal Input Climate controlled seat operated 1 - 5
69 (G/B) Ground Seat cushion thermal electric unit sensor ground - Ignition switch ON 0
70 (G/W) Ground Seat cushion thermal electric unit sensor signal Input Climate controlled seat operated 1 - 5
(1) Passenger side
(2) It value changes between 12 V and 0 V.
NOTE:
  • Measure the value on the condition that the battery voltage is 14 V.
  • Wait 1 minute or more after thermal electric unit is activated, and then start the measurement.
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