Vehicle Interior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Seat. Land Cruiser. Urj200, 202 Grj200 Vdj200
Climate Control Seat System -- Terminals Of Ecu |
CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY |

Disconnect the E36 air conditioning amplifier connector assembly.
Measure the resistance and voltage according to the value(s) in the table below.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition E36-6 (+B1) - Body ground LG - Body ground Battery power supply Always 11 to 14 V E36-5 (IG+) - Body ground G - Body ground Ignition power supply Engine switch on (IG) 11 to 14 V E36-1 (GND) -Body ground BR - Body ground Ground Always Below 1 Ω Reconnect the E36 air conditioning amplifier connector assembly.
Measure the waveform using an oscilloscope according to the value(s) in the table below.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition E36-28 (BLIN) - Body ground L - Body ground Refreshing seat switch signal Engine switch on (IG)
Refreshing seat switch onlPulse generation