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STEP
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INSPECTION
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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 REPAIR INFORMATION AVAILABILITY
• Verify related Service 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 Service 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 CURRENT SIGNAL STATUS: IS CONCERN INTERMITTENT OR CONSTANT?
• Connect the WDS or equivalent to the DLC-2.
• Clear the DTC from the PCM memory using the WDS or equivalent.
• Start the engine.
• Is the same DTC present?
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Yes
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Go to the next step.
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No
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Intermittent concern exists.
Perform the "INTERMITTENT CONCERN TROUBLESHOOTING".
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4
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INSPECT CKP SENSOR CONNECTOR FOR POOR CONNECTION
• Verify that the CKP sensor connector is connected securely.
• Is connector normal?
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Yes
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Go to the next step.
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No
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Reconnect the connector, then go to Step 12.
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5
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INSPECT CKP CIRCUIT FOR SHORT TO POWER SUPPLY
• Turn engine switch off
• Disconnect the CKP sensor connector.
• Turn the engine switch to the ON position (Engine off).
• Measure the voltage between following terminals (harness-side):
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- CKP sensor terminal A
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- CKP sensor terminal B
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- CKP sensor terminal C
• Is the voltage B+?
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Yes
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Repair or replace the suspected wiring harness, then go to Step 12.
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No
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Go to the next step.
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6
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INSPECT CKP CIRCUIT FOR SHORT TO GROUND
• Inspect for continuity between following terminal and body ground:
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- CKP sensor connector terminal A (harness-side)
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- CKP sensor connector terminal C (harness-side)
• Is there continuity?
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Yes
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Repair or replace the suspected wiring harness, then go to Step 12.
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No
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Go to the next step.
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7
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INSPECT CKP CIRCUITS FOR SHORT CIRCUIT
• Inspect for continuity between CKP sensor connector terminals (harness-side).
• Are there continuity?
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Yes
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Repair or replace the suspected wiring harness, then go to Step 12.
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No
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Go to the next step.
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8
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INSPECT PCM CONNECTOR FOR POOR CONNECTION
• 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 the terminal, then go to Step 12.
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No
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Go to the next step.
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9
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INSPECT CKP CIRCUIT FOR OPEN CIRCUIT
• Inspect for continuity between the following circuits:
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- CKP sensor terminal A (harness-side) and PCM terminal 46 (harness-side)
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- CKP sensor terminal B (harness-side) and PCM terminal 65 (harness-side)
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- CKP sensor terminal C (harness-side) and PCM terminal 45 (harness-side)
• Are there continuity?
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Yes
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Go to Step 12.
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No
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Repair or replace the suspected wiring harness, then go to Step 12.
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10
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VERIFY CKP SENSOR INSTALLATION CONDITION
• Inspect for CKP sensor looseness.
• Is CKP sensor loosen?
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Yes
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Retighten the CKP sensor installation bolt, then go to Step 12.
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No
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Go to the next step.
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11
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INSPECT CKP SENSOR
• Turn the engine switch off.
• Perform the CKP sensor inspection.
• Is the CKP sensor normal?
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Yes
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Go to the next step.
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No
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Inspect the CKP sensor pulse wheel for damage. Replace the CKP sensor pulse wheel and go to the next step.
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12
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VERIFY TROUBLESHOOTING OF DTC P0337 COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the PCM memory using the WDS or equivalent.
• Start the engine and idle it.
• 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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13
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VERIFY AFTER REPAIR PROCEDURE
• Perform the Repair Verification Drive Mode.
• 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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