POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM TERMINALS OF ECU


  1. MULTIPLEX TILT AND TELESCOPIC ECU

    A01VRIPC33
    *a

    Component without harness connected

    (Multiplex Tilt and Telescopic ECU)

    		 - -

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

      Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
      O18-1 (GND) - Body ground W-B - Body ground ECU ground Always Below 1 Ω
      O18-2 (+B) - O18-1 (GND) SB - W-B Motor power source Always 11 to 14 V
      O18-3 (CANP) - O18-11 (CANN) BE - B CAN communication Engine switch off 54 to 69 Ω
      O18-4 (E1) - Body ground BE - Body ground Tilt sensor ground Always Below 1 Ω
      O18-5 (VC) - O18-18 (MSW) R - SB Tilt and telescopic switch signal Engine switch on (IG) 4.9 to 5.1 V
      O18-6 (TEM+) - O18-1 (GND) W - W-B Telescopic motor output

      • Engine switch on (IG)

      • Steering column contracting

      		 11 to 14 V
      Telescopic motor not operating Below 1 V
      O18-7 (TIM+) - O18-1 (GND) P - W-B Tilt motor output

      • Engine switch on (IG)

      • Steering wheel tilting up

      		 11 to 14 V
      Tilt motor not operating Below 1 V
      O18-8 (GND2) - Body ground W-B - Body ground ECU ground Always Below 1 Ω
      O18-9 (ECUB) - O18-1 (GND) LG - W-B ECU power source Always 11 to 14 V
      O18-10 (IG) - O18-1 (GND) R - W-B IG signal / IG power source Engine switch on (IG) 11 to 14 V
      Engine switch off Below 1 V
      O18-13 (VCI) - O18-4 (E1) G - BE Tilt sensor power source Engine switch on (IG) 8 to 14 V
      O18-14 (VCE) - O18-17 (E2) SB - L Telescopic sensor power source Engine switch on (IG) 8 to 14 V
      O18-15 (TES) - O18-17 (E2) B - L Telescopic sensor signal Telescopic motor operating

      Pulse generation

      HI: 8 to 14 V

      LOW: Below 1 V
      O18-16 (TIS) - O18-4 (E1) R - BE Tilt sensor signal Tilt motor operating

      Pulse generation

      HI: 8 to 14 V

      LOW: Below 1 V
      O18-17 (E2) - Body ground L - Body ground Telescopic sensor ground Always Below 1 Ω
      O18-19 (TEM-) - O18-1 (GND) GR - W-B Telescopic motor output

      • Engine switch on (IG)

      • Steering column extending

      		 11 to 14 V
      Telescopic motor not operating Below 1 V
      O18-20 (TIM-) - O18-1 (GND) V - W-B Tilt motor output

      • Engine switch on (IG)

      • Steering wheel tilting down

      		 11 to 14 V
      Tilt motor not operating Below 1 V