Lexus ES manuals

Lexus ES: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • The ECM is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there are no malfunctions in the CAN communication system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CUSTOMER PROBLEM ANALYSIS

NEXT

3.

INSPECT BATTERY VOLTAGE

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT

4.

CONNECT TECHSTREAM TO DLC3*

NEXT

5.

CHECK AND CLEAR DTCS AND FREEZE FRAME DATA*

(a) Refer to DTC Check / Clear.

Click here

NEXT

6.

VISUAL INSPECTION

NEXT

7.

SELECT CHECK MODE DIAGNOSIS*

(a) Refer to Check Mode Procedure.

Click here

NEXT

8.

PROBLEM SYMPTOM CONFIRMATION

(a) Refer to Road Test.

Click here

Result

Proceed to

Symptom does not occur

A

Symptom occurs

B

B

GO TO STEP 10

A

9.

SYMPTOM SIMULATION

(a) Refer to Symptom Simulation.

Click here

NEXT

10.

DTC CHECK*

(a) Refer to DTC Check / Clear.

Click here

Result

Proceed to

DTCs are not output

A

DTCs are output

B

B

GO TO STEP 20

A

11.

BASIC INSPECTION

(a) Refer to Park/Neutral Position Switch.

Click here

(b) Refer to Transmission Control Cable.

Click here

NG

GO TO STEP 18

OK

12.

MECHANICAL SYSTEM TESTS

(a) Refer to Mechanical System Tests.

Click here

NG

GO TO STEP 17

OK

13.

HYDRAULIC TEST

(a) Refer to Hydraulic Test.

Click here

NG

GO TO STEP 17

OK

14.

MANUAL SHIFTING TEST

(a) Refer to Manual Shifting Test.

Click here

NG

GO TO STEP 16

OK

15.

PROBLEM SYMPTOMS TABLE CHAPTER 1

(a) Refer to Problem Symptoms Table.

Click here

NG

GO TO STEP 21

OK

16.

PROBLEM SYMPTOMS TABLE CHAPTER 2

(a) Refer to Problem Symptoms Table.

Click here

NEXT

17.

COMPONENT INSPECTION

NEXT

18.

REPAIR OR REPLACE

NEXT

19.

CONFIRMATION TEST

NEXT

END

20.

DTC CHART

(a) Refer to Diagnostic Trouble Code Chart.

Click here

NEXT

21.

CIRCUIT INSPECTION

NEXT

22.

IDENTIFICATION INFORMATION

NEXT

GO TO STEP 18

READ NEXT:

 Hydraulic Test

HYDRAULIC TEST PERFORM HYDRAULIC TEST CAUTION: Do not perform a stall test if there are any people or objects near the vehicle. The vehicle could begin moving suddenly, resulting in a serious ac

 Initialization

INITIALIZATION RESET TRANSAXLE COMPENSATION CODE NOTICE: If the following parts have been replaced, initialize the ECM, perform Reset Memory and Perform Road Test to Allow ECM to Learn. ECM (Whe

 Manual Shifting Test

MANUAL SHIFTING TEST MANUAL SHIFTING TEST HINT: Using this test, it can be determined whether a problem is in an electrical circuit or if it is a mechanical problem in the transaxle. If any abnor

SEE MORE:

 Parts Location

PARTS LOCATION ILLUSTRATION *1 FORWARD RECOGNITION CAMERA *2 MILLIMETER WAVE RADAR SENSOR ASSEMBLY *3 BRAKE ACTUATOR ASSEMBLY - SKID CONTROL ECU *4 ECM ILLUSTRATION *1 AIRBAG ECU ASSEMBLY - YAW RATE SENSOR *2 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *3 COMBIN

 Hybrid Generator Circuit Current Out of Range (P1CA51D)

DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that current does not flow as commanded due to a generator output circuit malfunction. The cause of this malfunction may be one of the following: Area Main Malfunction Description Inside of inverter Inverter with converter assembly in

© 2016-2024 Copyright www.lexguide.net