Overview; Preheating Relay - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

DI06-30

OVERVIEW

Glow plug is installed on the cylinder head (combustion chamber) in the D27DT preheating control unit system. Cold
starting performance has improved and exhaust gas during cold starting has reduced.
ECU receives coolant temperature and engine speed to control; after monitoring the engine preheating/after heating and
glow plug diagnosis function, the fault contents will be delivered to ECU.
• Engine preheating/after heating functions
• Preheating relay activation by ECU controls
- Senses engine temperature and controls the preheating/after heating time
- Glow indicator
• K-LINE for information exchanges between preheating unit and ECU
- Transmits preheating unit self-diagnosis results to ECU
- Transmits glow plug diagnosis results and operating status to ECU

PREHEATING RELAY

Structure
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
K-LINE #1
(ECU 34) Power terminal
K
STICS terminal
(remote start)
Glow plug
terminal
IG1
R/Y
Glow plug
control signal
(ECU 113)
Ground terminal
B+main wire
(12V)
Y220_06069
COOLING SYSTEM
DI ENG SM - 2004.4