Click here

POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM TERMINALS OF ECU

Click here
Click here
Click here
  1. B004T1AC06
    *a

    Component with harness connected

    (Multiplex Tilt and Telescopic ECU)

    		 - -

    MULTIPLEX TILT AND TELESCOPIC ECU


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

      Tip:

      Inspect the connectors from the back side while the connectors are connected.

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      G21-1 (GND) - Body ground W-B - Body ground ECU ground Always Below 1 Ω
      G21-2 (+B) - G21-1 (GND) R - W-B Motor power source Always 11 to 15.5 V
      G21-3 (CANP) - G21-11 (CANN) P - W CAN communication Power switch off 54 to 69 Ω
      G21-4 (E1) - Body ground L - Body ground Tilt sensor ground Always Below 1 Ω
      G21-5 (VC) - G21-18 (MSW) LG - SB Tilt and telescopic switch signal Power switch on (IG) 4.9 to 5.1 V
      G21-6 (TEM+) - G21-1 (GND) B - W-B Telescopic motor output

      • Power switch on (IG)

      • Steering column contracting

      		 11 to 14 V
      Telescopic motor not operating Below 1 V
      G21-7 (TIM+) - G21-1 (GND) GR - W-B Tilt motor output

      • Power switch on (IG)

      • Steering wheel tilting up

      		 11 to 14 V
      Tilt motor not operating Below 1 V
      G21-8 (GND2) - Body ground LA - Body ground ECU ground Always Below 1 Ω
      G21-9 (ECUB) - G21-1 (GND) LA-P - W-B ECU power source Always 11 to 15.5 V
      G21-10 (IG) - G21-1 (GND) LA-B - W-B IG signal / IG power source Power switch on (IG) 11 to 14 V
      Power switch off Below 1 V
      G21-13 (VCI) - G21-4 (E1) Y - L Tilt sensor power source Power switch on (IG) 8 to 14 V
      G21-14 (VCE) - G21-17 (E2) P - GR Telescopic sensor power source Power switch on (IG) 8 to 14 V
      G21-15 (TES) - G21-17 (E2) G - GR Telescopic sensor signal Telescopic motor operating

      Pulse generation

      HI: 8 to 14 V

      LOW: Below 1 V
      G21-16 (TIS) - G21-4 (E1) W - L Tilt sensor signal Tilt motor operating

      Pulse generation

      HI: 8 to 14 V

      LOW: Below 1 V
      G21-17 (E2) - Body ground GR - Body ground Telescopic sensor ground Always Below 1 Ω
      G21-19 (TEM-) - G21-1 (GND) W - W-B Telescopic motor output

      • Power switch on (IG)

      • Steering column extending

      		 11 to 14 V
      Telescopic motor not operating Below 1 V
      G21-20 (TIM-) - G21-1 (GND) LG - W-B Tilt motor output

      • Power switch on (IG)

      • Steering wheel tilting down

      		 11 to 14 V
      Tilt motor not operating Below 1 V