Lexus ES: Terminals Of Ecu
TERMINALS OF ECU
BLIND SPOT MONITOR SENSOR RH
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| R4-4 (OMIR) - R4-10 (BRGD) | SB - W-B | Outer rear view mirror indicator RH power source | Outer rear view mirror indicator RH illuminated | 3.5 to 9.5 V |
| Outer rear view mirror indicator RH blinking | Alternating between 0 to 9.5 V | |||
| Outer rear view mirror indicator RH not illuminated | Below 1 V | |||
| R4-5 (BRB) - R4-10 (BRGD) | B - W-B | IG power source | Engine switch off | Below 1 V |
| Engine switch on (IG) | 10.5 to 16 V | |||
| R4-10 (BRGD) - Body Ground | W-B - Body ground | Ground | Always | Below 1 V |
BLIND SPOT MONITOR SENSOR LH
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| R5-3 (BUZ) - R5-10 (BLGD) | BE - W-B | RCTA buzzer (blind spot monitor buzzer) operation signal | RCTA buzzer (blind spot monitor buzzer) not sounding | 11 to 14 V |
| RCTA buzzer (blind spot monitor buzzer) sounding | Alternating between 0 to 14 V | |||
| R5-4 (OMIL) - R5-10 (BLGD) | R - W-B | Outer rear view mirror indicator LH power source | Outer rear view mirror indicator LH illuminated | 3.5 to 9.5 V |
| Outer rear view mirror indicator LH blinking | Alternating between 0 to 9.5 V | |||
| Outer rear view mirror indicator LH not illuminated | Below 1 V | |||
| R5-5 (BLB) - R5-10 (BLGD) | B - W-B | IG power source | Engine switch off | Below 1 V |
| Engine switch on (IG) | 11 to 14 V | |||
| R5-10 (BLGD) - Body Ground | W-B - Body ground | Ground | Always | Below 1 V |
READ NEXT:
Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129,U0142,U0293)
DESCRIPTION These DTCs are stored if there is a malfunction in the CAN communication system connected to the blind spot monitor sensor. HINT: If CAN communication system DTCs are stored, they may also
Lost Communication with Blind Spot Monitor Slave Module (U0232)
DESCRIPTION This DTC is stored when the blind spot monitor sensor RH judges that there is a communication problem with the blind spot monitor sensor LH. DTC No. Detection Item DTC Detection Con
Lost Communication with Blind Spot Monitor Master Module (U0233)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH judges that there is a communication problem with the blind spot monitor sensor RH. DTC No. Detection Item DTC Detection Con
SEE MORE:
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
Installation
INSTALLATION PROCEDURE 1. INSTALL WINDSHIELD WIPER SWITCH ASSEMBLY (a) Engage the claw to install the windshield wiper switch assembly as shown in the illustration. Install in this Direction 2. INSTALL UPPER STEERING COLUMN COVER (a) Engage the claw to install the upper steering column cov
