Lexus ES manuals

Lexus ES: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the LEXUS ENFORM system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CHECK THE CUSTOMER'S CONTRACT STATUS

(a) Check if the satellite radio and LEXUS ENFORM contracts are valid, or if the contract period has ended using the vehicle inquiry function on TIS.

Result

Proceed to

Both Contracts are valid.

A

Contract for satellite radio is not valid.

(w/o Navigation System)

B

Contract for satellite radio is not valid.

(w/ Navigation System)

C

Contract for LEXUS ENFORM is not valid.

D

B

GO TO AUDIO AND VISUAL SYSTEM

C

GO TO NAVIGATION SYSTEM

D

GO TO SAFETY CONNECT SYSTEM

A

3.

CHECK CAN COMMUNICATION SYSTEM*

(a) Check if CAN communication system DTCs are output.

Click here

Result

Proceed to

CAN DTCs are not output.

A

CAN DTCs are output.

B

B

GO TO CAN COMMUNICATION SYSTEM

A

4.

CHECK DTC*

(a) Check for DTCs.

Safety connect system: Click here

Telematics system: Click here

Body Electrical > Telematics > Trouble Codes

Result

Proceed to

DTCs are not output.

A

Safety connect system DTCs are output.

B

Telematics system DTCs are output.

C

B

GO TO SAFETY CONNECT SYSTEM

C

GO TO TELEMATICS SYSTEM

A

5.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here

Result

Proceed to

Fault is not listed in Problem Symptoms Table.

A

Fault is listed in Problem Symptoms Table.

B

HINT:

If the symptom does not recur and no DTCs are output, perform the simulation method.

Click here

B

GO TO STEP 7

A

6.

PERFORM TROUBLESHOOTING*

(a) Refer to Terminals of ECU.

Click here

NEXT

7.

REPAIR OR REPLACE

NEXT

8.

CONFIRMATION TEST

NEXT

END

READ NEXT:

 Operation Check

OPERATION CHECK LEXUS APP SUITE RESET PROCEDURE (a) Duplicate the problem symptom. (b) Check for DTCs and repair the systems for which any DTCs are output. Click here (c) Check cellular phone compa

 Parts Location

PARTS LOCATION ILLUSTRATION *1 ROOF ANTENNA ASSEMBLY - GPS - Telephone Main *2 FRONT NO. 2 SPEAKER ASSEMBLY RH *3 NAVIGATION ANTENNA ASSEMBLY - Telephone Sub *4 DLC3 *5 DCM (

 Precaution

PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: After the power switch is turned off, the radio receiver assembly records various types of memory and

SEE MORE:

 Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Power Trunk Lid System DTC No. Detection Item Link B2205 Kick Sensor Circuit B2222 PBD/PTL Pulse Sensor B2225 PBD/PTL Motor Clutch Malfunction B2250 PBD/PTL Closer Operation B2251 PBD/PTL Closer Switch U0

 Terminals Of Ecu

TERMINALS OF ECU CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (a) Disconnect the instrument panel junction block assembly and main body ECU (multiplex network body ECU) connectors. (b) Measure the voltage and resistance according to the value(s) in t

© 2016-2024 Copyright www.lexguide.net