PRE-RELEASE
DTC P161C (LLU)
| DTC P161C (LLU) |
| Diagnostic Instructions |
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Perform the
Diagnostic System Check - Vehicle
prior to using this diagnostic procedure.
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Review
Strategy Based Diagnosis
for an overview of the diagnostic approach.
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Diagnostic Procedure Instructions
provides an overview of each diagnostic category.
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| DTC Descriptor |
DTC P161C 00
Tire Size Not Programmed
| Circuit/System Description |
This diagnostic addresses if the ECM is not programmed with the tire size.
| Conditions for Running the DTC |
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The ignition is ON.
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This DTC runs continuously once the above conditions are met.
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| Conditions for Setting the DTC |
The ECM detects that the tire size is not programmed in the EEPROM for greater than 1 second.
| Action Taken When the DTC Sets |
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DTC P161C 00 is a Type C DTC.
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The service vehicle soon indicator will illuminate.
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| Conditions for Clearing the DTC |
DTC P161C 00 is a Type C DTC.
| Reference Information |
Schematic Reference
Engine Controls Schematics
Connector End View Reference
Component Connector End Views
Electrical Information Reference
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Circuit Testing
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Connector Repairs
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Testing for Intermittent Conditions and Poor Connections
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Wiring Repairs
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DTC Type Reference
Powertrain Diagnostic Trouble Code (DTC) Type Definitions
Scan Tool Reference
Control Module References
| Circuit/System Testing |
Program the ECM. Refer to Control Module References . If DTC P161C 00 sets after programming, perform the following steps:
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Ensure that all tool connections are secure.
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Ensure that the programming equipment is operating correctly.
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Ensure the correct software and the correct calibrations are being used.
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Attempt to program the ECM.
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If DTC P161C 00 sets, replace the K20 Engine Control Module.
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| Repair Instructions |
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
Control Module References for ECM replacement, setup, and programming
