DTC P1196:00 [MZR-CD (RF Turbo)]
id0102f1148800
DTC P1196:00 |
Key off voltage high |
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DETECTION CONDITION
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• The PCM monitors the voltage from the main relay. If the voltage is more than 10 V when the ignition switch is off, the PCM determines that there is malfunction main relay circuit.
Diagnostic support note
• The MIL does not illuminate.
• The DTC is stored in the PCM memory.
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POSSIBLE CAUSE
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• Main relay malfunction
• Connector or terminal malfunction
• Short to power supply between main relay terminal C and PCM terminal 119/120
• PCM malfunction
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Diagnostic procedure
STEP |
INSPECTION |
ACTION |
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1
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VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has FREEZE FRAME DATA been recorded?
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Yes
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Go to the next step.
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No
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Record the FREEZE FRAME DATA on the repair order, then go to the next step.
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2
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VERIFY RELATED SERVICE INFORMATION
• Verify related Service Information availability.
• Is any related Service Information available?
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Yes
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Perform repair or diagnosis according to available Service Information.
• If vehicle is not repaired, go to the next step.
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No
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Go to the next step.
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3
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IDENTIFY TRIGGER DTC FOR FREEZE FRAME DATA
• Is DTC P1196:00 on FREEZE FRAME DATA?
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Yes
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Go to the next step.
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No
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Go to troubleshooting procedures for DTC in FREEZE FRAME DATA.
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4
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INSPECT MAIN RELAY CONNECTOR FOR POOR CONNECTION
• Switch the ignition to off.
• Disconnect the main relay connector.
• Inspect for poor connection (such as damaged/pulled-out pins, and corrosion).
• Is there any malfunction?
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Yes
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Repair or replace terminal, then go to Step 7.
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No
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Go to the next step.
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5
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INSPECT MAIN RELAY
• Inspect the main relay.
• Is it normal?
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Yes
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Go to the next step.
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No
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Install the sensor securely, then go to the Step 7.
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6
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INSPECT MAIN RELAY CIRCUIT FOR SHORT TO POWER SUPPLY
• Switch the ignition to ON (Engine off).
• Measure voltage between main relay terminal C (wiring harness-side) and body ground.
• Is the voltage B+?
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Yes
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Repair or replace for short to power supply.
Then, go to the next step.
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No
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Go to the next step.
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7
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VERIFY TROUBLESHOOTING OF DTC P1196:00 COMPLETED
• Make sure to reconnect all disconnected connectors.
• Switch the ignition to ON (Engine off).
• Clear the DTC from the PCM memory using the M-MDS.
• Start the engine.
• Perform the OBD DRIVE MODE.
• Is the same DTC present?
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Yes
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Replace the PCM, 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 AFTER REPAIR PROCEDURE
• Perform the "AFTER REPAIR PROCEDURE".
• 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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Troubleshooting completed.
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