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STEP
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INSPECTION
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ACTION
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1
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INSPECT COIL ANTENNA POWER SUPPLY SYSTEM
• Disconnect the coil antenna connector.
• Turn the ignition switch to the ON position.
• Measure the voltage at coil antenna terminal D.
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- Is the voltage 8 V or more?
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Yes
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Go to the next step.
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No
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Repair the wiring harness.
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2
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INSPECT WIRING HARNESS BETWEEN COIL ANTENNA AND GROUND
• Turn the ignition switch to the LOCK position.
• Inspect the wiring harness between coil antenna terminal C and ground for the following:
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- Short to power supply
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- Open circuit
• Is the wiring harness normal?
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Yes
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Go to the next step.
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No
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Repair the wiring harness.
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3
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INSPECT COIL ANTENNA INPUT SIGNAL CIRCUIT
• Connect the coil antenna connector.
• Turn the ignition switch to the ON position.
• Measure the voltage at coil antenna terminal B.
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- Is the voltage 8 V or more?
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Yes
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Go to Step 7.
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No
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Go to the next step.
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4
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INSPECT COIL ANTENNA INPUT SIGNAL CIRCUIT
• Turn the ignition switch to the LOCK position.
• Disconnect the instrument cluster connector.
• Turn the ignition switch to the ON position.
• Measure the voltage at instrument cluster terminal 2S.
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- Is the voltage 8 V or more?
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Yes
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Replace the instrument cluster and perform the resetting procedure for the immobilizer system when replacing the instrument cluster.
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No
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Go to the next step.
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5
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INSPECT COMMUNICATION CIRCUIT (INPUT) FOR CONTINUITY
• Turn the ignition switch to the LOCK position.
• Is there continuity between coil antenna terminal B and instrument cluster terminal 2S?
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Yes
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Go to the next step.
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No
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Repair the wiring harness.
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6
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INSPECT COIL ANTENNA INPUT SIGNAL CIRCUIT
• Measure the resistance between coil antenna terminal B and ground.
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- Is the resistance 10 kilohms or more?
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Yes
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Replace the coil antenna.
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No
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Repair the wiring harness.
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7
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INSPECT COIL ANTENNA OUTPUT SIGNAL CIRCUIT
• Connect the coil antenna connector and the instrument cluster connector.
• Turn the ignition switch to the ON position.
• Measure the voltage at coil antenna terminal A.
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- Is the voltage 8 V or more?
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Yes
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Replace the coil antenna.
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No
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Go to the next step.
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8
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INSPECT COIL ANTENNA OUTPUT SIGNAL CIRCUIT
• Turn the ignition switch to the LOCK position.
• Disconnect the coil antenna connector.
• Turn the ignition switch to the ON position.
• Measure the voltage at coil antenna terminal A.
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- Is the voltage 8 V or more?
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Yes
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Replace the coil antenna.
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No
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Go to the next step.
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9
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INSPECT COMMUNICATION CIRCUIT (OUTPUT) FOR CONTINUITY
• Turn the ignition switch to the LOCK position.
• Disconnect the instrument cluster connector.
• Is there continuity between coil antenna terminal A and instrument cluster terminal 2Q?
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Yes
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Repair the wiring harness.
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No
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Go to the next step.
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10
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INSPECT COIL ANTENNA OUTPUT SIGNAL CIRCUIT
• Measure the resistance between instrument cluster terminal 2Q and ground.
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- Is the resistance 10 kilohms or more?
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Yes
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Replace the instrument cluster and perform the resetting procedure for the immobilizer system when replacing the instrument cluster.
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No
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Repair the wiring harness.
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