DTC P1500 [MZI-3.7]
id0102d2874300
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DTC P1500 |
Vehicle speed signal |
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DETECTION CONDITION
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• Indicates the VSS input signal was intermittent. This DTC is set when a VSS concern interferes with other OBD tests, such as the catalyst efficiency monitor, the EVAP monitor, or the HO2S monitor.
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POSSIBLE CAUSE
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• Intermittent sensor connections
• Intermittent open in the sensor wiring harness circuit(s)
• Intermittent short in the sensor wiring harness circuit(s)
• Sensor malfunction
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Diagnostic procedure
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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 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 AVAILABILITY
• 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 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 STORED DTC IN DSC/RSC HU/CM
• Turn the ignition switch to the ON position (Engine off).
• Verify stored DTCs in DSC/RSC HU/CM.
• Are DTCs stored?
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Yes
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Go to the appropriate DTC inspection.
(See ON-BOARD DIAGNOSIS [DSC/RSC].)
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No
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Go to the next step.
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4
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VERIFY TROUBLESHOOTING OF DTC P1500 HAS BEEN COMPLETED
• Verify that all disconnected connectors reconnected.
• Clear the DTC from the PCM memory using the M-MDS.
• Perform the “KOEO or KOER self-test” using the M‐MDS.
• Is the PENDING CODE for the DTC present?
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Yes
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Replace the PCM, then go to the next step.
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No
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Go to the next step.
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5
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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.
(See DTC TABLE [MZI-3.7].)
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No
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Troubleshooting completed.
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