DTC B1352SM2445535
DTC B1352

id060200808300

DTC
B1352
Ignition power supply
DETECTION CONDITION
• Less than 2.5 V detected at the voltage monitor of the EHPAS CM
POSSIBLE CAUSE
• Short to ground in wiring harness between EHPAS CM terminal 2F and ignition switch
• Open circuit in wiring harness between EHPAS CM terminal 2F and ignition switch
• Poor connection at connectors

Diagnostic procedure

STEP

INSPECTION

ACTION
1
INSPECT FUSES
• Are the fuses normal?
Yes
Go to the next step.
No
Replace the fuses, then go to the step 3.
2
INSPECT EHPAS CM POWER SUPPLY CIRCUIT FOR OPEN OR SHORT CIRCUIT
• Start the engine.
• Measure the voltage between following EHPAS CM terminal (wiring harness-side) and ground.
― EHPAS CM: 2F—ground
• Is voltage 10 V or more?
Yes
Go to the next step.
No
Repair or replace the harness for open circuit between EHPAS CM and ground, then go to next step.
3
VERIFY THAT THE SAME DTC IS NOT PRESENT
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the memory. (See ELECTRO HYDRAULIC POWER ASSIST STEERING (EHPAS) ON-BOARD DIAGNOSIS.)
• Is same DTC present?
Yes
Replace the electric power steering oil pump, then go to the next step.
(See ELECTRIC POWER STEERING OIL PUMP REMOVAL/INSTALLATION [MZR-CD 2.2].)
No
Go to the next step.
4
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.)
No
Troubleshooting completed.