Fail Safe Function - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

6B-12

FAIL SAFE FUNCTION

No. Trouble
1 Over voltage V
IG
2 Low voltage V
IG
3 Vehicle PW > 30 %, vehicle speed
speed 0 km/h
sensor
4 Faulty EEPROM Read/Write,
ECU error
PWM management error
Detected
5 Detected Current > 1.28 A
current
When solenoid disconnected
Target current – detected cur-
rent > 0.2 A, and V
CAN error
6 No CAN messages
* C1212 Help
C1212 Trouble Code: displayed when the vehicle speed sensor is faulty.
- If the vehicle is 0 km/h for 60 seconds when depressing the accelerator pedal, is determined by 80 km/h.
- Release condition: goes back to normal status when the vehicle speed is oveer 5 km/h for 1 second.
- Check for CAN communication line (pin # 3, 6)
- Check the connectors for poor contact
Notice
When the Fail Safe function is activated, the steering wheel operation needs much more force due to no
currents to ECPS solenoid.
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Trouble Condition
> 17 V
< 8 V
> 13 V
IG
Detecting Trouble
Time Code
1 sec C1101 Solenoid current: 0 A
1 sec C1102 Solenoid current: 0 A
60 sec * C1212 Vehicle speed:
80 km/h
1 sec C1604 Solenoid current: 0 A
1 sec C2230 Solenoid current: 0 A
1 sec
2 sec
30 sec C1623 Vehicle speed:
80 km/h
Action Description
10 V<V
10 V<V
Input signal of
vehicle speed of 5
km/h for over 1
second
IG ON/OFF
Power On Reset
Received messages
more than once
ECPS (Electronic Control Power Steering)
<16 V
IG
<16 V
IG
REXTON SM - 2004.4