DTC B2868, B2869, B2870, B2871

id020200800500

DTC

B2868

B2869

B2870

B2871

•  Wheel unit No.1 (internal malfunction)

•  Wheel unit No.2 (internal malfunction)

•  Wheel unit No.3 (internal malfunction)

•  Wheel unit No.4 (internal malfunction)

DETECTION CONDITION

•  The instrument cluster receives error signals from the wheel unit.

POSSIBLE CAUSE

•  Internal malfunction of wheel unit

DTC	B2868 B2869 B2870 B2871	• Wheel unit No.1 (internal malfunction) • Wheel unit No.2 (internal malfunction) • Wheel unit No.3 (internal malfunction) • Wheel unit No.4 (internal malfunction)
DETECTION CONDITION	• The instrument cluster receives error signals from the wheel unit.
POSSIBLE CAUSE	• Internal malfunction of wheel unit

Diagnostic procedure

STEP	INSPECTION		ACTION
1	IDENTIFY MALFUNCTIONING WHEEL UNIT • (See MALFUNCTIONING WHEEL UNIT IDENTIFICATION.)		• Identify the malfunctioning wheel unit. • Replace and register the wheel unit. (See WHEEL UNIT ID REGISTRATION.) • Go to the next step.
2	VERIFY TROUBLESHOOTING COMPLETED • Clear the DTC from the memory. (See TIRE PRESSURE MONITORING SYSTEM (TPMS) ON-BOARD DIAGNOSIS.) • Drive the vehicle at a speed of 25 km/h {15.5 mph} or more for 10 min or more. • Is the same DTC present?	Yes	Go to Step 1.
2		No	Go to the next step.
3	VERIFY AFTER REPAIR PROCEDURE • Are there any other DTCs present?	Yes	Go to the applicable DTC inspection. (See TIRE PRESSURE MONITORING SYSTEM (TPMS) ON-BOARD DIAGNOSIS.)
3		No	DTC troubleshooting completed.