RM38T0EC _58 Vehicle Interior _115230 THEFT DETERRENT / KEYLESS ENTRY _0606512 SMART ENTRY AND START SYSTEM(for Start Function, HEV Model) C

THEFT DETERRENT / KEYLESS ENTRY  SMART ENTRY AND START SYSTEM(for Start Function, HEV Model)  B228562  Steering Lock Position Signal Compare Failure  


DESCRIPTION

This DTC is stored when there is no continuity between terminal SLP of the certification ECU (smart key ECU assembly) and ground.

DTC No. Detection Item DTC Detection Condition Trouble Area Note
B228562 Steering Lock Position Signal Compare Failure This DTC is stored when there is no continuity between terminal SLP of the certification ECU (smart key ECU assembly) and ground.
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LIN communication system

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Certification ECU (smart key ECU assembly)

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Wire harness or connector


DTC Output Confirmation Operation:

Disconnect the cable from the negative (-) auxiliary battery terminal, wait 30 seconds and then reconnect the cable to the negative (-) auxiliary battery terminal. Wait at least 40 seconds with the power switch off, then turn the power switch on (IG) and wait at least 40 seconds.



*1: Only detected while a malfunction is present and the ignition switch is ON.


Vehicle Condition and Fail-safe Function when Malfunction Detected
Vehicle Condition when Malfunction Detected Fail-safe Function when Malfunction Detected
The hybrid control system cannot be started. The ECU does not send an engine start request.

Related Data List and Active Test Items
DTC No. Data List and Active Test
B228562
Power Source Control

Steering Unlock Switch


Smart Key
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Power Supply Short History

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Motor Driver Short History

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Lock Bar Stuck Error History



WIRING DIAGRAM

B608242E78
5.208,1.063 5.896,1.292 0.688,0.229 10 false 11 5.375,2.323 6.063,2.552 0.688,0.229 10 false I222 5.365,2.49 6.875,2.865 1.51,0.375 10 false Certification ECU (Smart Key ECU Assembly) 6.26,1.156 6.667,1.427 0.406,0.271 10 false IC 5.781,0.438 6.469,0.667 0.688,0.229 10 false +B 5.469,1.073 6.156,1.302 0.688,0.229 10 false SLP

CAUTION / NOTICE / HINT

NOTICE:
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When using the GTS with the ignition switch off, connect the GTS to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the GTS and the vehicle begins. Then select Model Code "KEY REGIST" under manual mode and enter the following menus: Body Electrical / Entry&Start(CAN). While using the GTS, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the GTS and the vehicle.

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The smart entry and start system (for Start Function) uses the LIN communication system and CAN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the smart entry and start system (for Start Function) after confirming that the communication systems are functioning properly.

Click hereVehicle Interior>THEFT DETERRENT / KEYLESS ENTRY>SMART ENTRY AND START SYSTEM (for Start Function, HEV Model)>HOW TO PROCEED WITH TROUBLESHOOTING

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Inspect the fuses for circuits related to this system before performing the following procedure.

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Before replacing the certification ECU (smart key ECU assembly), refer to Service Bulletin.

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After repair, confirm that no DTCs are output by performing "DTC Output Confirmation Operation".



PROCEDURE

1.CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) - BODY GROUND)
a.

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

Standard Resistance:
Tester Connection Condition Specified Condition
I222-11 (SLP) - Body ground Always Below 1 Ω



Result:
Proceed to
OK
NG



OK

REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR