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:
Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during fuel pressure sensor (fuel delivery pipe with sensor assembly) removal/installation are shown below. Nec
Clearance Warning ECU Power Source Circuit
DESCRIPTION This circuit provides power to operate the clearance warning ECU assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. PROCEDURE 1. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING EC
