494A - P0670 (DDE)

494A - P0670

Information saved in
DDE

Fault code
494A - P0670

Fault text
DDE: Glow system: No voltage, term. 30 at glow control
unit

Fault description
The glow-plug preheating control module recognizes the
voltage at Terminal 30 of the glow-plug preheating control
module as too low.
The glow-plug preheating control module reports the fault to
the DDE in a LIN message.

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
Check power-supply wires and plug connections at glow-
plug preheating control module's Terminal 30.
If the fault reoccurs: Replace glow-plug preheating control
module.

Fault effect and breakdown warning
-

Driver information
Warning light:
MIL

Service instruction
none