U0407-IMPLAUSIBLE DATA RECEIVED FROM GLOW PLUG CONTROL MODULE
U0407-IMPLAUSIBLE DATA RECEIVED FROM GLOW PLUG CONTROL MODULE
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 Glow Plug Control Module (GPCM).
Possible Causes |
|---|
| CAN BUS OPEN OR SHORTED CONDITION |
| GLOW PLUG CONTROL MODULE (GPCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 28 - DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure).
ACTIVE DTC
| 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
- Replace and program the Glow Plug Control Module (GPCM) in accordance with the service information.
- Perform the PCM VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure).
No
- Perform the INTERMITTENT DTC diagnostic procedure. (Refer to 28 - DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure),