RM3660EC _59 Vehicle Exterior _080745 WINDOW / GLASS _0600555 WINDOW DEFOGGER SYSTEM(for NR Series Engine) U

WINDOW / GLASS  WINDOW DEFOGGER SYSTEM(for NR Series Engine)  TERMINALS OF ECU  


CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (for Electrical Control Type)


B511249N03
1.667,0.833 2.083,1.083 0.417,0.25 3.333,0.833 3.75,1.083 0.417,0.25 4.75,0.833 5.167,1.083 0.417,0.25 1.771,0.875 2.229,1.073 0.458,0.198 10 false I48 3.438,0.875 3.896,1.073 0.458,0.198 10 false I49 4.865,0.865 5.177,1.063 0.313,0.198 10 false m3

a.

Disconnect the I49 air conditioning amplifier assembly connector.


b.

Measure the voltage and resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.


Terminal No. (Symbol) Terminal Description Condition Specified Condition
I49-6 (IG+) - I49-17 (GND) Power source (IG) Ignition switch ON 11 to 14 V
I49-6 (IG+) - I49-17 (GND) Power source (IG) Ignition switch off Below 1 V
I49-5 (B) - I49-17 (GND) Battery power supply Always 11 to 14 V
I49-17 (GND) - Body ground Ground Always Below 1 Ω


c.

Reconnect the I49 air conditioning amplifier assembly connector.


d.

Measure the voltage and check for pulses according to the value(s) in the table below.

Terminal No. (Symbol) Terminal Description Condition Specified Condition
I48-18 (RDFG) - I49-17 (GND) Rear window defogger signal Ignition switch ON, rear window defogger switch off 11 to 14 V
I48-18 (RDFG) - I49-17 (GND) Rear window defogger signal Ignition switch ON, rear window defogger switch on Below 1 V
I49-7 (LIN1) - I49-17 (GND) LIN communication line Ignition switch ON Pulse generation



CHECK AIR CONDITIONING CONTROL ASSEMBLY (for Electrical Control Type)


B511250N02
3.323,0.104 3.74,0.354 0.417,0.25 3.427,0.146 3.885,0.344 0.458,0.198 10 false I37

a.

Disconnect the I37 air conditioning control assembly connector.


b.

Measure the voltage and resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.


Terminal No. (Symbol) Terminal Description Condition Specified Condition
I37-9 (IG+) - I37-13 (GND) Power source (IG) Ignition switch ON 11 to 14 V
I37-9 (IG+) - I37-13 (GND) Power source (IG) Ignition switch off Below 1 V
I37-13 (GND) - Body ground Ground Always Below 1 Ω


c.

Reconnect the I37 air conditioning control assembly connector.


d.

Check for pulses according to the value(s) in the table below.

Terminal No. (Symbol) Terminal Description Condition Specified Condition
I37-7 (LIN1) - I37-13 (GND) LIN communication line Ignition switch ON Pulse generation