Toyota Corolla Cross: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

• Use the following procedure to troubleshoot the automatic high beam system.

• *: Use the GTS.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

NEXT

2.	CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

NEXT

3.	INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

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

NEXT

4.	CHECK VEHICLE TYPE

(a) Check vehicle type.

Result	Proceed to
for LED Type Clearance Light without AFS	A
w/ AFS	B
except LED Type Clearance Light without AFS	C

B

GO TO STEP 6

C

GO TO STEP 13

A

5.	CHECK CXPI COMMUNICATION SYSTEM*

(a) Use the GTS to check if the CXPI communication system is functioning normally.

Click here

OK:

CXPI communication system DTCs are not output.

OK

GO TO STEP 13

NG

GO TO CXPI COMMUNICATION SYSTEM

6.	INSPECT CAN COMMUNICATION SYSTEM*

(a) Check for DTCs.

for HEV Model: Click here

for Gasoline Model: Click here

Result	Proceed to
CAN communication system DTCs are not output.	A
CAN communication system DTCs are output.	B

HINT:

• If any CAN communication system DTCs are output, perform troubleshooting for the CAN communication system first.
• If communication to the power steering ECU assembly cannot be established through the GTS, inspect terminals CANH and CANL of the DLC3 and the power steering ECU assembly, and the IG circuit of the power steering ECU assembly.

B

GO TO CAN COMMUNICATION SYSTEM for HEV Model: Click here for Gasoline Model: Click here

A

7.	CHECK FOR DTC*

(a) Check for DTCs and note any codes that are output.

(1) Body Electrical / Main Body / Trouble Codes.

Body Electrical > Main Body > Trouble Codes

(2) Body Electrical / Headlight Control / Trouble Codes.

Body Electrical > Headlight Control > Trouble Codes

(3) Body Electrical / Headlight Control (Sub) / Trouble Codes.

Body Electrical > Headlight Control (Sub) > Trouble Codes

(b) Clear the DTCs.

(1) Body Electrical / Main Body / Clear DTCs.

Body Electrical > Main Body > Clear DTCs

(2) Body Electrical / Headlight Control / Clear DTCs.

Body Electrical > Headlight Control > Clear DTCs

(3) Body Electrical / Headlight Control (Sub) / Clear DTCs.

Body Electrical > Headlight Control (Sub) > Clear DTCs

(c) Recheck for DTCs by simulating the operation indicated by the DTCs.

(1) Body Electrical / Main Body / Trouble Codes.

Body Electrical > Main Body > Trouble Codes

(2) Body Electrical / Headlight Control / Trouble Codes.

Body Electrical > Headlight Control > Trouble Codes

(3) Body Electrical / Headlight Control (Sub) / Trouble Codes.

Body Electrical > Headlight Control (Sub) > Trouble Codes

Result	Proceed to
Malfunction is duplicated but DTCs are not output	A
Malfunction cannot be duplicated and DTCs are not output	B
DTCs are output	C

B

USE SIMULATION METHOD TO CHECK

C

GO TO DIAGNOSTIC TROUBLE CODE CHART w/ AFS: Click here w/o AFS: Click here

A

8.	CHECK VEHICLE CONTROL HISTORY*

(a) Using the GTS, check for Vehicle Control History (RoB).

(b) Check for vehicle control history and note any codes that are output.

Body Electrical > Headlight Control > Utility

Tester Display
Vehicle Control History (RoB)

NOTICE:

Make sure to record the output Vehicle Control History.

Result	Proceed to
Vehicle Control History codes are not output	A
Vehicle Control History (RoB) codes are output	B

B

GO TO VEHICLE CONTROL HISTORY

A

9.	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

B

GO TO PROBLEM SYMPTOMS TABLE

A

10.	OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Data List / Active Test

Click here

(b) Terminals of ECU

Click here

(c) Inspection

NEXT

11.	ADJUST, REPAIR OR REPLACE

NEXT

12.	CONFIRMATION TEST

NEXT

END

13.	INSPECT CAN COMMUNICATION SYSTEM*

(a) Check for DTCs.

for HEV Model: Click here

for Gasoline Model: Click here

Result	Proceed to
CAN communication system DTCs are not output.	A
CAN communication system DTCs are output.	B

HINT:

• If any CAN communication system DTCs are output, perform troubleshooting for the CAN communication system first.
• If communication to the power steering ECU assembly cannot be established through the GTS, inspect terminals CANH and CANL of the DLC3 and the power steering ECU assembly, and the IG circuit of the power steering ECU assembly.

B

GO TO CAN COMMUNICATION SYSTEM for HEV Model: Click here for Gasoline Model: Click here

A

14.	CHECK FOR DTC*

(a) Check for DTCs and note any codes that are output.

(1) Body Electrical / Main Body / Trouble Codes.

Body Electrical > Main Body > Trouble Codes

(b) Clear the DTCs.

(1) Body Electrical / Main Body / Clear DTCs.

Body Electrical > Main Body > Clear DTCs

(c) Recheck for DTCs by simulating the operation indicated by the DTCs.

(1) Body Electrical / Main Body / Trouble Codes.

Body Electrical > Main Body > Trouble Codes

Result	Proceed to
Malfunction is duplicated but DTCs are not output	A
Malfunction cannot be duplicated and DTCs are not output	B
DTCs are output	C

B

USE SIMULATION METHOD TO CHECK

C

GO TO DIAGNOSTIC TROUBLE CODE CHART w/ AFS: Click here w/o AFS: Click here

A

15.	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

B

GO TO PROBLEM SYMPTOMS TABLE

A

16.	OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Data List / Active Test

Click here

(b) Terminals of ECU

Click here

(c) Inspection

NEXT

17.	ADJUST, REPAIR OR REPLACE

NEXT

18.	CONFIRMATION TEST

NEXT

END

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