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PREPARATION:(a)Remove the No.1 lower panel (See page BO–82).(b)Start the engine.CHECK:Measure voltage between terminals RRO and FRO of absorbercontrol ECU connector and body ground while driving.OK:Voltage: 1.5 – 8 V OKProceed to next circuit inspection shown onproblem symptoms table (See page DI–203).NG2Check speed sensor (See page DI–232 or DI–273).NGRepair or replace harness, connector, speedsensor or rotor.OK3Check harness and connectors between absorber control ECU and ABS ECU orABS & TRAC ECU (See page IN–27).NGRepair or replace harness or connector.OKCheck and replace absorber control ECU,ABS ECU or ABS & TRAC ECU.
W03891Steering SensorB–RJ15Absorber Control ECUSS1Instrument Panel J/BJ8BatteryAJunctionConnectorSS2J91J1JJunctionConnectorR–GRW–BW–BW–BW–BA24A24AAAII8717821716W03873AB0119F00252(–)SS1SS2(+)ON–DIAGNOSTICSELECTRIC MODULATED SUSPENSIONDI–211363AuthorĂ:DateĂ:1997 LEXUS ES300 (RM511U)DTC36Steering Sensor CircuitCIRCUIT DESCRIPTIONDTC No.DTC Detecting ConditionTrouble Area36Steering angle is 36°or larger signal is not input.DBatteryDSteering sensorDOpen or short circuit in between absorber control ECU andsteering sensorDAbsorber control ECUWIRING DIAGRAMINSPECTION PROCEDURE1Check voltage between terminals SS1 and SS2 of absorber control ECU connec-tor and body ground.PREPARATION:(a)Remove the No.1 lower panel (See page BO–82).(b)Turn the ignition switch ON.CHECK:Measure voltage between terminals SS1 and SS2 of absorbercontrol ECU connector and body ground when steering wheelis turned slowly.OK:Changes between 1 V and approx. 3.5 VOKProceed to next circuit inspection shown onproblem symptoms table (See page DI–203).DI0AL–01
W00346AB0119F0025412ONW0034721782DI–212–DIAGNOSTICSELECTRIC MODULATED SUSPENSION364AuthorĂ:DateĂ:1997 LEXUS ES300 (RM511U)NG2Check voltage between terminals 1 and 2 of steering sensor connector.PREPARATION:(a)Remove the steering wheel lower No.2 and No.3 covers,steering wheel pad, steering wheel column upper andlower covers (See page SR–11).(b)Disconnect the steering sensor connector.(c)Turn the ignition switch ON.CHECK:Measure voltage between terminals 1 and 2 of steering sensorconnector.OK:Voltage: 10 – 14 VNGCheck and repair harness and connectors be-tween battery and steering sensor.OK3Check steering sensor.PREPARATION:Apply battery positive voltage between terminals 1 and 2.CHECK:Measure the resistance between the terminal 2 and terminals7 and 8 of steering sensor connector when the rotating part ofsteering sensor is turned slowly.OK:Changes between 0 Ωand ∞ΩNGReplace steering sensor.OK4Check harness and connectors between absorber control ECU and steering sen-sor (See page IN–27).
–DIAGNOSTICSELECTRIC MODULATED SUSPENSIONDI–213365AuthorĂ:DateĂ:1997 LEXUS ES300 (RM511U)NGRepair or replace harness or connector.