U0452-INVALID DATA RECEIVED FROM RESTRAINTS CONTROL MODULE
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For a complete wiring diagram, refer to the Wiring Information.
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When Monitored:
Continuously while the system is active.
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Set Condition:
An error message has been received over the bus from the Occupant Restraint Controller (ORC).
Possible Causes |
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| CAN BUS OPEN OR SHORTED CONDITION |
| OCCUPANT RESTRAINT CONTROLLER (ORC) |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 28 - DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure).
| NOTE: | Diagnose all CAN B and C communication DTCs before continuing. |
| 1. | Ignition on, engine not running. |
| 2. | With a scan tool, view DTCs. |
Is the status Active for this DTC?
Yes
- Go To 2
No
- Perform the INTERMITTENT DTC diagnostic procedure. (Refer to 28 - DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure),
2. ORC COMMUNICATION RELATED DTCs IN OTHER MODULES
| 1. | With the scan tool, select Network Diagnostics. |
Is there more than one module with active DTCs “Logged Against” the ORC at this time?
Yes
- Replace and program the Occupant Restraint Controller (ORC) in accordance with the service information.
- Perform the AIRBAG SYSTEM VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure).
No
- Replace and program the Powertrain Control Module in accordance with the service information.
- Perform the PCM VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure).