Lexus ES: Terminals Of Ecu
TERMINALS OF ECU
CHECK ABSORBER CONTROL ECU
(a) Measure the voltage and resistance according to the value(s) in the table below.
NOTICE:
Inspect the connectors from the back side while the connectors are connected.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| N32-1 (IGB) - N32-4 (GND) | R - LA | IG power supply | Engine switch on (IG) | 11 to 14 V |
| N32-4 (GND) - Body ground | LA - Body ground | Ground | Always | Below 1 Ω |
| N32-8 (CANH) - N32-7 (CANL) | B - W | CAN communication line | Engine switch off | 54 to 69 Ω |
| N32-14 (SGB1) - N32-4 (GND) | L - LA | Acceleration sensor RH power source | Engine switch on (IG) | 4.75 to 5.25 V |
| N32-15 (SGB2) - N32-4 (GND) | SB - LA | Acceleration sensor LH power source | Engine switch on (IG) | 4.75 to 5.25 V |
| N32-22 (SGG1) - N32-4 (GND) | G - LA | Acceleration sensor RH ground | Always | Below 1 Ω |
| N32-23 (SGS1) - N32-4 (GND) | R - LA | Acceleration sensor RH signal input | Engine switch on (IG) with vehicle stationary | 2.1 to 2.9 V |
| N32-24 (SGG2) - N32-4 (GND) | LG - LA | Acceleration sensor LH ground | Always | Below 1 Ω |
| N32-25 (SGS2) - N32-4 (GND) | W - LA | Acceleration sensor LH signal input | Engine switch on (IG) with vehicle stationary | 2.1 to 2.9 V |
READ NEXT:
Dtc Check / Clear
DTC CHECK / CLEAR CHECK FOR DTC (a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG). (d) Turn the Techstream on. (e) Enter the following menus: C
Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA (a) The absorber control ECU stores system condition information as freeze frame data the moment a DTC is stored. The Freeze Frame Data can be displayed using the T
Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE CHART Adaptive Variable Suspension System DTC Chart Malfunction Item Fail-safe Operation C1715 C1716 C1717 Acceleration sensor circuit Partial control continue
SEE MORE:
Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE:
After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disc
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTCs (USING TECHSTREAM) (a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG). (d) Turn the Techstream on. (e) Enter the following menus: Chassis / EMPS / Trouble Codes. Chassis > EMPS > Trouble Codes (f) Check the de
