- Power switch on (IG)
- Steering column contracting
Lexus NX: Terminals Of Ecu
Lexus NX Service Manual / Steering / Steering Column / Power Tilt And Power Telescopic Steering Column System / Terminals Of Ecu
TERMINALS OF ECU
MULTIPLEX TILT AND TELESCOPIC ECU
| *a | Component without harness connected (Multiplex Tilt and Telescopic ECU) | - | - |
(a) Measure the voltage and resistance according to the value(s) in the table below.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| I60-1 (GND) - Body ground | W-B - Body ground | ECU ground | Always | Below 1 Ω |
| I60-2 (+B) - I60-1 (GND) | Y - W-B | Motor power source | Always | 11 to 14 V |
| I60-3 (CANP) - I60-11 (CANN) | G - W | CAN communication | Power switch off | 54 to 69 Ω |
| I60-4 (E1) - Body ground | BE - Body ground | Tilt sensor ground | Always | Below 1 Ω |
| I60-5 (VC) - I60-18 (MSW) | R - LG | Tilt and telescopic switch signal | Power switch on (IG) | 4.9 to 5.1 V |
| I60-6 (TEM+) - I60-1 (GND) | Y - W-B | Telescopic motor output | | 11 to 14 V |
| Telescopic motor not operating | Below 1 V | |||
| I60-7 (TIM+) - I60-1 (GND) | R - W-B | Tilt motor output |
| 11 to 14 V |
| Tilt motor not operating | Below 1 V | |||
| I60-8 (GND2) - Body ground | W-B - Body ground | ECU ground | Always | Below 1 Ω |
| I60-9 (ECUB) - I60-1 (GND) | W - W-B | ECU power source | Always | 11 to 14 V |
| I60-10 (IG) - I60-1 (GND) | L - W-B | IG signal / IG power source | Power switch on (IG) | 11 to 14 V |
| Power switch off | Below 1 V | |||
| I60-13 (VCI) - I60-4 (E1) | G - BE | Tilt sensor power source | Power switch on (IG) | 8 to 14 V |
| I60-14 (VCE) - I60-17 (E2) | LG - L | Telescopic sensor power source | Power switch on (IG) | 8 to 14 V |
| I60-15 (TES) - I60-17 (E2) | B - L | Telescopic sensor signal | Telescopic motor operating | Pulse generation HI: 8 to 14 V LOW: Below 1 V |
| I60-16 (TIS) - I60-4 (E1) | R - BE | Tilt sensor signal | Tilt motor operating | Pulse generation HI: 8 to 14 V LOW: Below 1 V |
| I60-17 (E2) - Body ground | L - Body ground | Telescopic sensor ground | Always | Below 1 Ω |
| I60-19 (TEM-) - I60-1 (GND) | G - W-B | Telescopic motor output |
| 11 to 14 V |
| Telescopic motor not operating | Below 1 V | |||
| I60-20 (TIM-) - I60-1 (GND) | V - W-B | Tilt motor output |
| 11 to 14 V |
| Tilt motor not operating | Below 1 V |
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Replacement
REPLACEMENT CAUTION / NOTICE / HINT NOTICE:
When the brake pedal is first depressed after replacing the brake pads or pushing back the disc brake piston, DTC C1214 may be output. As there is no malfunction, clear the DTC.
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Removal
REMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
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