Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: PBD Touch Sensor LH Circuit Circuit Open (B222A13)

DESCRIPTION

This DTC is output when the multiplex network door ECU detects a power back door sensor assembly LH touch sensor malfunction.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B222A13

PBD Touch Sensor LH Circuit Circuit Open

Multiplex network door ECU detects power back door sensor assembly LH touch sensor malfunction

  • Multiplex network door ECU
  • Power back door sensor assembly LH
  • Harness or connector

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

If the replacement, removal and installation of the multiplex network door ECU or disconnection of the connectors of the multiplex network door ECU has been performed, initialize the power back door system.

Click here

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Body Electrical > Back Door > Clear DTCs
NEXT

2.

CHECK FOR DTC

(a) Check for DTCs.

Body Electrical > Back Door > Trouble Codes

Result

Proceed to

B222A13 is output

A

B222A13 is not output

B

B

USE SIMULATION METHOD TO CHECK

A

3.

READ VALUE USING GTS

(a) Read the Data List according to the display on the GTS.

Body Electrical > Back Door > Data List

Tester Display

Measurement Item

Range

Reference Value

Diagnostic Note

PBD Touch Sensor LH

Power back door sensor assembly LH signal

ON, OFF or Open

Open: Power back door sensor assembly LH circuit open

-

Body Electrical > Back Door > Data List

Tester Display

PBD Touch Sensor LH

Result

Proceed to

The value of PBD Touch Sensor LH is Open

A

None of the above conditions are met

B

B

GO TO STEP 6

A

4.

INSPECT POWER BACK DOOR SENSOR ASSEMBLY LH

Click here

NG

REPLACE POWER BACK DOOR SENSOR ASSEMBLY LH

OK

5.

CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK DOOR ECU - POWER BACK DOOR SENSOR ASSEMBLY LH)

(a) Disconnect the U40 multiplex network door ECU connector.

(b) Disconnect the U16 power back door sensor assembly LH connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

U40-1 (OSL) - U16-1 (OSL)

Always

Below 1 Ω

U40-9 (OSE) - U16-2 (OSLE)

Always

Below 1 Ω

U40-1 (OSL) or U16-1 (OSL) - Body ground

Always

10 kΩ or higher

U40-9 (OSE) or U16-2 (OSLE) - Body ground

Always

10 kΩ or higher

OK

REPLACE MULTIPLEX NETWORK DOOR ECU

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

6.

READ VALUE USING GTS

(a) Read the Data List according to the display on the GTS.

Body Electrical > Back Door > Data List

Tester Display

Measurement Item

Range

Reference Value

Diagnostic Note

PBD Touch Sensor LH

Power back door sensor assembly LH signal

ON, OFF or Open

OFF: Power back door sensor assembly LH not pressed

-

Body Electrical > Back Door > Data List

Tester Display

PBD Touch Sensor LH

Result

Proceed to

The value of PBD Touch Sensor LH is OFF

A

None of the above conditions are met

B

B

GO TO STEP 4

A

7.

READ VALUE USING GTS

(a) Read the Data List according to the display on the GTS.

Body Electrical > Back Door > Data List

Tester Display

Measurement Item

Range

Reference Value

Diagnostic Note

PBD Touch Sensor LH

Power back door sensor assembly LH signal

ON, OFF or Open

ON: Power back door sensor assembly LH pressed

-

Body Electrical > Back Door > Data List

Tester Display

PBD Touch Sensor LH

Result

Proceed to

The value of PBD Touch Sensor LH is ON

A

None of the above conditions are met

B

A

REPLACE MULTIPLEX NETWORK DOOR ECU

B

GO TO STEP 4

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