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1
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INSPECT REAR VEHICLE MONITORING CONTROL MODULE (LH) CONNECTOR CONDITION
• Switch the ignition to off.
• Disconnect the negative battery cable.
• Disconnect the rear vehicle monitoring control module (LH) connectors.
• Inspect the connectors and terminals (corrosion, damage, pin disconnection).
• Is there any malfunction?
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Yes
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Repair or replace the connector or terminals, then go to Step 6.
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No
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Go to the next step.
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2
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INSPECT REAR VEHICLE MONITORING CONTROL MODULE (RH) CONNECTOR CONDITION
• Disconnect the rear vehicle monitoring control module (RH) connectors.
• Inspect the connectors and terminals (corrosion, damage, pin disconnection).
• Is there any malfunction?
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Yes
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Repair or replace the connector or terminals, then go to Step 6.
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No
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Go to the next step.
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3
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INSPECT CAN BUS CIRCUIT FOR SHORT TO GROUND
• Verify that the rear vehicle monitoring control module (LH) and (RH) connectors are disconnected.
• Inspect for continuity between the following terminals (wiring harness-side) and body ground:
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― Rear vehicle monitoring control module (LH) terminal L
― Rear vehicle monitoring control module (LH) terminal I
• Is there continuity?
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Yes
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Repair or replace the wiring harness for a possible short to ground, then go to Step 6.
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No
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Go to the next step.
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4
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INSPECT CAN BUS CIRCUIT FOR SHORT TO POWER SUPPLY
• Verify that the rear vehicle monitoring control module (LH) and (RH) connectors are disconnected.
• Reconnect the negative battery cable.
• Switch the ignition to ON.
• Measure the voltage at the following terminals (wiring harness-side):
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― Rear vehicle monitoring control module (LH) terminal L
― Rear vehicle monitoring control module (LH) terminal I
• Is there any voltage?
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Yes
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Repair or replace the wiring harness for a possible short to power supply, then go to Step 6.
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No
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Go to the next step.
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5
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INSPECT CAN BUS CIRCUIT FOR OPEN CIRCUIT
• Verify that the rear vehicle monitoring control module (LH) and (RH) connectors are disconnected.
• Switch the ignition to off.
• Disconnect the negative battery cable.
• Inspect for continuity between the following terminals (wiring harness-side):
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― Rear vehicle monitoring control module (LH) terminal L—Rear vehicle monitoring control module (RH) terminal C
― Rear vehicle monitoring control module (LH) terminal I—Rear vehicle monitoring control module (RH) terminal A
• Is there continuity?
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Yes
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Go to the next step.
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No
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Repair or replace the wiring harness for a possible open circuit, then go to the next step.
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6
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PERFORM DTC INSPECTION AND VERIFY THAT MALFUNCTIONING PART IS REAR VEHICLE MONITORING CONTROL MODULE (LH)
• Make sure to reconnect all disconnected connectors.
• Reconnect the negative battery cable.
• Clear the DTC from rear vehicle monitoring control module using the M-MDS.
• Switch the ignition to ON and wait for 1.5 s or more.
• Perform the rear vehicle monitoring control module DTC inspection using the M-MDS.
• Is the same DTC present?
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Yes
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Repeat the inspection from Step 1.
• If the malfunction recurs, replace the rear vehicle monitoring control module (LH).
Go to the next step.
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No
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Go to Step 8.
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7
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VERIFY TROUBLESHOOTING COMPLETED
• Clear the DTC from rear vehicle monitoring control module using the M-MDS.
• Switch the ignition to ON and wait for 1.5 s or more.
• Perform the rear vehicle monitoring control module DTC inspection using the M-MDS.
• Is the same DTC present?
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Yes
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Replace the rear vehicle monitoring control module (RH), then go to the next step.
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No
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Go to the next step.
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8
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VERIFY THAT NO OTHER DTCs ARE PRESENT
• Are any DTCs present?
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Yes
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Go to the applicable DTC inspection.
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No
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DTC troubleshooting completed.
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