4A7F - P0670 (DDE)

4A7F - P0670

Information saved in
DDE

Fault code
4A7F - P0670

Fault text
DDE: Glow control unit internal: internal EEPROM fault

Fault description
EEPROM error in glow-plug preheating control module.
The DDE recognizes the fault based on a LIN signal.
The LIN signal can assume the following values:
- Fault in EEPROM
- Invalid

Condition for fault identification
Test condition:
The LIN message is transmitted every 500 ms.
Voltage condition:
The LIN message is transmitted every 500 ms.

Condition for fault memory entry
Debounce (1200 ms)

Action in service
Replace glow-plug preheating control module.

Fault effect and breakdown warning
-

Driver information
Warning light:
MIL

Service instruction
none