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1
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VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has the 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 REPAIR INFORMATION AVAILABILITY
• Verify related service repair information availability.
• Is any related repair information available?
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Yes
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Perform repair or diagnosis according to the available repair information.
• If the 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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VERIFY RELATED PENDING CODE AND/OR DTC
• Switch the ignition to ON (engine off).
• Perform the Pending Trouble Code Access Procedure and DTC Reading Procedure.
• Is the other PENDING CODE/DTC also 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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Go to the next step.
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4
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INSPECT CMP SENSOR CONNECTOR CONDITION
• Switch the ignition to OFF.
• Disconnect the CMP sensor connector.
• Inspect for poor connection (such as damaged/pulled-out pins, corrosion)
• Is there any malfunction?
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Yes
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Repair or replace the connector and/or terminals, then go to Step 11.
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No
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Go to the next step.
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5
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INSPECT CMP SENSOR CIRCUIT FOR SHORT TO POWER SUPPLY
• Disconnect the CMP sensor and PCM connectors.
• Switch the ignition to ON (engine off).
• Measure the voltage between the following terminals (wiring harness-side):
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― CMP sensor terminal A
― CMP sensor terminal B
― CMP sensor terminal C
• Is the voltage B+?
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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 11.
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No
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Go to the next step.
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6
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INSPECT CMP SENSOR CIRCUIT FOR SHORT TO GROUND
• Switch the ignition to OFF.
• Disconnect the CMP sensor connector.
• Inspect for continuity between CMP sensor and body ground at following wiring harness-side connector:
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― CMP sensor terminal B
― CMP sensor terminal C
• Is there continuity?
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Yes
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If the short to ground circuit could be detected:
• Repair or replace the wiring harness for a possible short to ground.
If the short to ground circuit could not be detected:
• Replace the PCM (short to ground in the PCM internal circuit).
Go to Step 11.
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No
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Go to the next step.
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7
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INSPECT CMP SENSOR PULSE WHEEL
• Visually inspect the CMP sensor pulse wheel (crankshaft pulley).
• Is there any malfunction?
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Yes
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Replace the camshaft pulley, then go to Step 11.
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No
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Go to the next step.
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8
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INSPECT CMP SENSOR
• Inspect the CMP sensor.
• Is there any malfunction?
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Yes
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Replace the CMP sensor, then go to Step 11.
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No
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Go to the next step.
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9
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INSPECT PCM CONNECTOR CONDITION
• Disconnect the PCM connector.
• Inspect for poor connection (such as damaged/pulled-out pins, corrosion)
• Is there any malfunction?
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Yes
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Repair or replace the connector and/or terminals, then go to Step 11.
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No
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Go to the next step.
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10
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INSPECT CMP SENSOR CIRCUIT FOR OPEN
• Inspect for continuity between CMP sensor and PCM at following wiring harness-side connector:
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― CMP sensor terminal A and PCM terminal 237
― CMP sensor terminal B and PCM terminal 240
― CMP sensor terminal C and PCM terminal 206
• 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, go to the next step.
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11
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VERIFY THAT DTC P0340 TROUBLESHOOTING IS COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the PCM memory using the M-MDS.
• Run the vehicle under the FREEZE FRAME DATA stored condition.
• 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 PCM.
Go to the next step.
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No
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Go to the next step.
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12
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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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DTC troubleshooting completed.
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