Diagnostic Trouble Code - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

3D-22

DIAGNOSTIC TROUBLE CODE

Code
P1806 CAN Bus OFF
P1805 Defective mode switch
P1821 Open or short to battery in magnetic clutch
coil circuit
P1822 Short to ground in magnetic clutch coil cir-
cuit
P1830 Abnormal rear speed sensor signals
P1833 Too low rear speed sensor voltage
P1834 Too high rear speed sensor voltage
P1835 Too low speed sensor reference voltage
P1836 Too high speed sensor reference voltage
P1841 Open to ground in shift motor circuit
P1842 Short to ground in shift motor output circuit
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Description
- Check communication line.
- Replace TCCU if necessary.
- When the mode switch is defective
- Check TCCU pin No.4 and 16.
- Mode change
• 2H (Pin No.4: Ground)
• 4H (No contact: Open)
• 4L (Pin No.16: Ground)
- Voltage at TCCU pin No.11: 11 ~ 15 V
- EMC resistance: 2.5 Ω
- Check the relevant connectors for contact.
- Replace TCCU if necessary.
- Voltage at TCCU pin No.11: 11 ~ 15 V
- EMC resistance: 2.5 Ω
- Check the relevant connectors for contact.
- Replace TCCU if necessary.
- The indicator is flickering over 0.5 seconds.
- The indicator is flickering even after IG switch ON.
- Check the rear speed sensor harness for contact.
- Replace TCCU if necessary.
- Pin voltage: below 0.9 V
- Check the rear speed sensor harness for contact.
- Replace TCCU if necessary.
- Pin voltage: 4.75 ~ 5.25 V
- Check the rear speed sensor harness for contact.
- Replace TCCU if necessary.
- Reference voltage: below 4 V
- Check the rear speed sensor harness for contact.
- Replace TCCU if necessary.
- Reference voltage: over 8 V
- Check the rear speed sensor harness for contact.
- Replace TCCU if necessary.
- When TCCU detects the motor failure for 1 second
(Action: IG switch ON)
- Check the relevant harnesses for contact.
- Replace TCCU if necessary.
- When TCCU detects the motor failure for 1 second
(Action: IG switch ON)
- Check the rear speed sensor harness for contact.
- Replace TCCU if necessary.
Action
PART TIME
REXTON SM - 2004.4