DTC B1238

id060200808000

DTC

B1238

EHPAS CM

DETECTION CONDITION

• Excessive load to electric power steering oil pump

POSSIBLE CAUSE

• Due to the continuously static steering, being turned to the lock end, or other causes, the internal temperature of the electric power steering oil pump is more than the specified value.

Diagnostic procedure

STEP	INSPECTION		ACTION
1	SWITCH IGNITION TO OFF AND ALLOW ELECTRIC POWER STEERING OIL PUMP TO COOL DOWN.
2	VERIFY THAT THE SAME DTC IS NOT PRESENT • Switch the ignition to ON. • Clear the DTC from the memory. (See ELECTRO HYDRAULIC POWER ASSIST STEERING (EHPAS) ON-BOARD DIAGNOSIS.) • Is the same DTC present?	Yes	Replace the electric power steering oil pump component, then go to the next step. (See ELECTRIC POWER STEERING OIL PUMP COMPONENT REMOVAL/INSTALLATION.)
2		No	Go to the next step.
3	VERIFY THAT NO OTHER DTCS ARE PRESENT • Are any other DTCs output?	Yes	Go to the applicable DTC inspection. (See ELECTRO HYDRAULIC POWER ASSIST STEERING (EHPAS) ON-BOARD DIAGNOSIS.)
3		No	DTC troubleshooting completed.

DTC	B1238		EHPAS CM
DETECTION CONDITION		• Excessive load to electric power steering oil pump
POSSIBLE CAUSE		• Due to the continuously static steering, being turned to the lock end, or other causes, the internal temperature of the electric power steering oil pump is more than the specified value.