B1852

DTC B1852

DTC Detecting Condition and Trouble Area






Circuit Diagram










DTC Troubleshooting


1. Circuit check
Confirm that ignition mode of keyless push start system is in "OFF".
Disconnect parking sensor system control module connectors and all parking sensor connectors.
Check for proper connection parking sensor system control module connector and all parking sensor connectors.
If connections are OK, check circuits between parking sensor system control module connector and all parking sensor connectors for open circuit, short to ground or short to power supply.
Are they in good condition?
YES
Go to Step 2.
NO
Repair defective wire harness.
2. Parking sensor (rear-left) check
Connect parking sensor system control module connector and all parking sensor connectors.
Replace parking sensor (rear-left). Parking Sensor Removal and Installation (If Equipped)
Push engine switch to change ignition mode of keyless push start system to "ON".
Check DTC. DTC Check
Is DTC B1852 still detected?
YES
Replace parking sensor (rear-left).
NO
Go to Step 3.
3. Parking sensor (rear-center-left) check
Replace parking sensor (rear-center-left). Parking Sensor Removal and Installation (If Equipped)
Push engine switch to change ignition mode of keyless push start system to "ON".
Check DTC. DTC Check
Is DTC B1852 still detected?
YES
Replace parking sensor (rear-center-left).
NO
Go to Step 4.
4. Parking sensor (rear-center-right) check
Replace parking sensor (rear-center-right). Parking Sensor Removal and Installation (If Equipped)
Push engine switch to change ignition mode of keyless push start system to "ON".
Check DTC. DTC Check
Is DTC B1852 still detected?
YES
Replace parking sensor (rear-center-right).
NO
Go to Step 5.
5. Parking sensor (rear-right) check
Replace parking sensor (rear-right). Parking Sensor Removal and Installation (If Equipped)
Push engine switch to change ignition mode of keyless push start system to "ON".
Check DTC. DTC Check
Is DTC B1852 still detected?
YES
Replace parking sensor (rear-right).
NO
Replace parking sensor system control module. Service and Repair