Pinpoint Test AK : U0298:00: Notes
WARNING: This page is about a different variant/trim than selected.
Refer to Module Communications Network for schematic and connector information.
Normal Operation and Fault Conditions
The PCM continuously monitors the CAN for messages from the DC to DC Converter Control Module (DC/DC). This DTC sets when the PCM does not receive the DC to DC Converter Control Module (DC/DC) message within the defined amount of time.
Possible Sources
- Connectors damaged or pushed-out terminals, corrosion, loose wires and missing or damaged seals
- Communication error
- Low battery condition
- Battery recently replaced
- High Current BJB mega fuse 2 (150A)
- DC to DC Converter Control Module (DC/DC)
- PCM
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0298:00 | Lost Communication With The DC to DC Converter Control Module "A" | After the PCM, DC to DC Converter Control Module (DC/DC) wake up the PCM did not detect a response from the DC to DC Converter Control Module (DC/DC). |