Toyota Camry owners & service manuals

Toyota Camry (XV70): ECU Malfunction (B1370)

Toyota Camry Repair Manual XV70 (2018-2024) / Vehicle Exterior / Wiper / Washer / Wiper And Washer System / ECU Malfunction (B1370)

DESCRIPTION

This DTC is stored when the windshield wiper motor assembly detects an internal malfunction.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

DTC Output from

B1370

ECU Malfunction

 Detection condition:
  • Battery voltage is 9.5 V or more
Malfunction Status:
  • A malfunction is detected for during the windshield wiper motor assembly self-check.
Malfunction Time:
  • 10 seconds or more

Windshield wiper motor assembly

○

Wiper

PROCEDURE

1.

CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Main Body / Trouble Codes.

(e) Clear the DTCs.

Body Electrical > Wiper > Clear DTCs
NEXT

2.

CHECK FOR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Wait 10 seconds or more.

(d) Turn the Techstream on.

(e) Enter the following menus: Body Electrical / Wiper / Trouble Codes.

(f) Check for DTCs.

Body Electrical > Wiper > Trouble Codes

Result

Proceed to

DTC B1370 is not output

A

DTC B1370 is output

B
A

USE SIMULATION METHOD TO CHECK

B

REPLACE WINDSHIELD WIPER MOTOR ASSEMBLY

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