ON-BOARD DIAGNOSTIC [ADAPTIVE LED HEADLIGHTS CONTROL MODULE]
id1502006955c1
Outline
Malfunction Detection Function
DTC table
DTC No. |
Description |
LED headlight warning light |
Fail-safe function |
Drive cycle |
Self test type*1 |
Memory function |
---|---|---|---|---|---|---|
B1041:54
|
Headlight auto leveling system initialization error
|
Flash
|
×
|
—
|
D
|
×
|
B1044:01
|
Auto leveling sensor circuit malfunction
|
ON
|
×
|
—
|
D
|
×
|
B1437:86
|
Communication error with front combination light (LH)
|
ON
|
×
|
—
|
D
|
×
|
B1437:87
|
Communication error with front combination light (LH)
|
ON
|
×
|
—
|
D
|
×
|
B1439:86
|
Communication error with front combination light (RH)
|
ON
|
×
|
—
|
D
|
×
|
B1439:87
|
Communication error with front combination light (RH)
|
ON
|
×
|
—
|
D
|
×
|
B1D00:13
|
Headlight (LH) circuit malfunction
|
ON
|
×
|
—
|
C, D
|
×
|
B1D01:13
|
Headlight (RH) circuit malfunction
|
ON
|
×
|
—
|
C, D
|
×
|
B1D02:86
|
Communication error with front combination light (LH)
|
ON
|
×
|
—
|
D
|
×
|
B1D02:87
|
Communication error with front combination light (LH)
|
ON
|
×
|
—
|
D
|
×
|
B1D03:86
|
Communication error with front combination light (RH)
|
ON
|
×
|
—
|
D
|
×
|
B1D03:87
|
Communication error with front combination light (RH)
|
ON
|
×
|
—
|
D
|
×
|
C0051:86
|
Error steering angle signal received from EPS control module
|
—
|
×
|
—
|
C, D
|
×
|
U0001:88
|
Unit communication error (HS-CAN)
|
ON
|
×
|
—
|
C, D
|
×
|
U0100:00
|
Communication error with PCM
|
—
|
×
|
—
|
C, D
|
×
|
U0121:00
|
Communication error with DSC HU/CM
|
—
|
×
|
—
|
C, D
|
×
|
U0131:00
|
Communication error with EPS control module
|
—
|
×
|
—
|
C, D
|
×
|
U0140:00
|
Communication error with front body control module (FBCM)
|
—
|
×
|
—
|
C, D
|
×
|
U0155:00
|
Communication error with instrument cluster
|
—
|
×
|
—
|
C, D
|
×
|
U0214:00
|
Communication error with start stop unit
|
—
|
×
|
—
|
C, D
|
×
|
U023A:00
|
Communication error with forward sensing camera (FSC)
|
—
|
×
|
—
|
C, D
|
×
|
U0320:09
|
EPS control module malfunction
|
—
|
×
|
—
|
C, D
|
×
|
U0415:68
|
Error signal received from DSC HU/CM
|
—
|
×
|
—
|
C, D
|
×
|
U0420:68
|
Error signal received from EPS control module
|
—
|
×
|
—
|
C, D
|
×
|
U0423:68
|
Error signal received from instrument cluster
• Ignition switch error signal
|
—
|
×
|
—
|
C, D
|
—
|
Error signal received from instrument cluster
• Selector lever position (R position) (ATX)/Reverse (MTX) signal error
|
—
|
×
|
—
|
C, D
|
×
|
|
Error signal received from instrument cluster
• Selector lever position (R position) (ATX)/Reverse (MTX) signal not determined
|
—
|
×
|
—
|
C, D
|
—
|
|
U0515:68
|
Error signal received from start stop unit
|
—
|
×
|
—
|
C, D
|
×
|
U053B:68
|
Error signal received from forward sensing camera (FSC)
|
—
|
×
|
—
|
C, D
|
×
|
U2005:86
|
Error signal received from PCM
|
—
|
×
|
—
|
C, D
|
×
|
U2300:54
|
Error configuration data received from instrument cluster
|
ON
|
×
|
—
|
C, D
|
×
|
U2300:55
|
Instrument cluster configuration not implemented
|
ON
|
×
|
—
|
C, D
|
×
|
U2300:56
|
Configuration data unmatched with instrument cluster
|
ON
|
×
|
—
|
C, D
|
×
|
U3000:42
|
Adaptive LED headlights control module internal malfunction
|
ON
|
×
|
—
|
C, D
|
×
|
U3000:49
|
Adaptive LED headlights control module internal malfunction
|
ON
|
×
|
—
|
C, D
|
×
|
U3003:16
|
Adaptive LED headlights control module low power supply voltage input
|
—
|
×
|
—
|
C, D
|
—
|
U3003:17
|
Adaptive LED headlights control module high power supply voltage input
|
—
|
×
|
—
|
C, D
|
—
|
DTC 7-digit code definition
ac5uun00001106
|
Status byte for DTC
ac5wzn00002013
|
Detection condition for the applicable DTC
DTC No. |
Description |
Detection condition |
---|---|---|
B1041:54
|
Headlight auto leveling system initialization error
|
• Ignition is switched ON (engine off or on) and headlight auto leveling system initialization is not performed.
|
B1044:01
|
Auto leveling sensor circuit malfunction
|
• Auto leveling sensor circuit voltage of 0.25 V or less or 4.75 V or more is detected by adaptive LED headlights control module for 10 s or more with the ignition switched ON (engine off or on).
|
B1437:86
|
Communication error with front combination light (LH)
|
• The adaptive LED headlight control module received error signals from the front combination light (LH) for 5 s or more with the ignition switched ON (engine off or on).
|
B1437:87
|
Communication error with front combination light (LH)
|
• The adaptive LED headlights control module detected communication error with the front combination light (LH) for 5 s or more with the ignition switched ON (engine off or on).
|
B1439:86
|
Communication error with front combination light (RH)
|
• The adaptive LED headlight control module received error signals from the front combination light (RH) for 5 s or more with the ignition switched ON (engine off or on).
|
B1439:87
|
Communication error with front combination light (RH)
|
• The adaptive LED headlights control module detected communication error with the front combination light (RH) for 5 s or more with the ignition switched ON (engine off or on).
|
B1D00:13
|
Headlight (LH) circuit malfunction
|
• The adaptive LED headlights control module detected an open circuit in the headlight (LH) circuit during the headlight LO on control with the ignition switched ON (engine off or on).
|
B1D01:13
|
Headlight (RH) circuit malfunction
|
• The adaptive LED headlights control module detected an open circuit in the headlight (RH) circuit during the headlight LO on control with the ignition switched ON (engine off or on).
|
B1D02:86
|
Communication error with front combination light (LH)
|
• The adaptive LED headlight control module received error signals from the front combination light (LH) for 5 s or more with the ignition switched ON (engine off or on).
|
B1D02:87
|
Communication error with front combination light (LH)
|
• The adaptive LED headlights control module detected communication error with the front combination light (LH) for 5 s or more with the ignition switched ON (engine off or on).
|
B1D03:86
|
Communication error with front combination light (RH)
|
• The adaptive LED headlight control module received error signals from the front combination light (RH) for 5 s or more with the ignition switched ON (engine off or on).
|
B1D03:87
|
Communication error with front combination light (RH)
|
• The adaptive LED headlights control module detected communication error with the front combination light (RH) for 5 s or more with the ignition switched ON (engine off or on).
|
C0051:86
|
Error steering angle signal received from EPS control module
|
• Either a condition in which the steering angle sensor has a malfunction and the EPS control module has not performed steering angle neutral position auto learning, or a condition in which the EPS control module has a malfunction is detected for 5 s or more.
|
U0001:88
|
Unit communication error (HS-CAN)
|
• The adaptive LED headlights control module detected CAN bus communication line (HS-CAN) malfunction ten times continuously.
|
U0100:00
|
Communication error with PCM
|
• The adaptive LED headlights control module could not receive CAN signal from the PCM for 5 s or more.
|
U0121:00
|
Communication error with DSC HU/CM
|
• The adaptive LED headlights control module could not receive CAN signal from the DSC HU/CM for 5 s or more.
|
U0131:00
|
Communication error with EPS control module
|
• The adaptive LED headlights control module could not receive CAN signal from the EPS control module for 5 s or more.
|
U0140:00
|
Communication error with front body control module (FBCM)
|
• The adaptive LED headlights control module could not receive CAN signal from the front body control module (FBCM) for 5 s or more.
|
U0155:00
|
Communication error with instrument cluster
|
• The adaptive LED headlights control module could not receive CAN signal from the instrument cluster for 5 s or more.
|
U0214:00
|
Communication error with start stop unit
|
• The adaptive LED headlights control module could not receive CAN signal from the start stop unit for 5 s or more.
|
U023A:00
|
Communication error with forward sensing camera (FSC)
|
• The adaptive LED headlights control module could not receive CAN signal from the forward sensing camera (FSC) for 5 s or more.
|
U0320:09
|
EPS control module malfunction
|
• The adaptive LED headlights control module received CAN error signal from the EPS control module for 5 s or more with the ignition switched ON (engine off or on).
|
U0415:68
|
Error signal received from DSC HU/CM
|
• The adaptive LED headlights control module received CAN error signal from the DSC HU/CM for 5 s or more with the ignition switched ON (engine off or on).
|
U0420:68
|
Error signal received from EPS control module
|
• The adaptive LED headlights control module received error signal from the EPS control module for 5 s or more with the ignition switched ON (engine off or on).
|
U0423:68
|
Error signal received from instrument cluster
• Ignition switch error signal
|
• The adaptive Led headlights control module received ignition switch error signal for 5 s or more with the ignition switched ON (engine off or on).
|
Error signal received from instrument cluster
• Selector lever position (R position) (ATX)/Reverse (MTX) signal error
|
• The adaptive Led headlights control module received selector lever position (R position) (ATX)/Reverse (MTX) signal error for 5 s or more with the ignition switched ON (engine off or on).
|
|
Error signal received from instrument cluster
• Selector lever position (R position) (ATX)/Reverse (MTX) signal not determined
|
• The adaptive Led headlights control module detected undetermined selector lever position (R position) (ATX)/Reverse (MTX) signal.
|
|
U0515:68
|
Error signal received from start stop unit
|
• The adaptive LED headlights control module received CAN error signal from the start stop unit for 5 s or more with the ignition switched ON (engine off or on).
|
U053B:68
|
Error signal received from forward sensing camera (FSC)
|
• The adaptive LED headlights control module received CAN error signal from the forward sensing camera (FSC) for 5 s or more with the ignition switched ON (engine off or on).
|
U2005:86
|
Error signal received from PCM
|
• The adaptive LED headlights control module received vehicle speed signal error from the PCM for 5 s or more with the ignition switched ON (engine off or on).
|
U2300:54
|
Error configuration data received from instrument cluster
|
• The adaptive LED headlights control module received error configuration data from the instrument cluster for 30 s or more with the ignition switched ON (engine off or on).
|
U2300:55
|
Instrument cluster configuration not implemented
|
• The adaptive LED headlights control module received a signal which indicates the instrument cluster configuration is not performed.
|
U2300:56
|
Configuration data unmatched with instrument cluster
|
• Configuration data of the adaptive LED headlights control module and instrument cluster are not matched.
|
U3000:42
|
Adaptive LED headlights control module internal malfunction
|
• Malfunction in the adaptive LED headlights control module internal EEPROM is detected.
|
U3000:49
|
Adaptive LED headlights control module internal malfunction
|
• The adaptive LED headlights control module detected adaptive LED headlights control system function malfunction three times.
|
U3003:16
|
Adaptive LED headlights control module low power supply voltage input
|
• Adaptive LED headlights control module power supply circuit voltage of 9 V or less is detected for 5 s or more with the ignition switched ON (engine off or on).
|
U3003:17
|
Adaptive LED headlights control module high power supply voltage input
|
• Adaptive LED headlights control module power supply circuit voltage of 18.1 V or more is detected for 5 s or more with the ignition switched ON (engine off or on).
|
Snapshot data
Snapshot data table
Snapshot data item |
Unit |
Data contents |
Data read/use method |
Corresponding data monitor items |
|
---|---|---|---|---|---|
AAT
|
°C
|
°F
|
Ambient temperature
|
—
|
—
|
APP_STATUS
|
Accelerator Pedal Off/Under20%/Over20%/FAIL
|
Accelerator pedal position status
|
—
|
—
|
|
CFG_STATUS
|
Config Complete/Not Configured/Config Error
|
Instrument cluster configuration status
|
—
|
—
|
|
ECT_STATUS
|
Under 0 degrees C/0 - Under 80 degrees C/Over 80 degrees C/FAIL
|
Engine coolant temperature status
|
—
|
—
|
|
IC_VPWR
|
V
|
Instrument cluster power supply voltage
|
• The adaptive LED headlights control module constantly receives the power supply voltage value of the instrument cluster sent via CAN signal from the instrument cluster.
• If a DTC is detected, the adaptive LED headlights control module records the power supply voltage of the instrument cluster when the DTC was detected, and it is displayed in the M-MDS.
|
VPWR*1
|
|
IG-ON_TIMER
|
hh:mm:ss*2
|
Elapsed time since ignition was switched ON (engine off or on)
|
• The adaptive LED headlights control module constantly receives the elapsed time since the ignition was switched ON (engine off or on) sent via CAN signal from the instrument cluster.
• If a DTC is detected, the adaptive LED headlights control module records the elapsed time since the ignition was switched ON (engine off or on) when the DTC was detected, and it is displayed in the M-MDS.
|
—
|
|
PWR_MODE_KEY
|
Key Out/Key Recently Out (Position 0)/Accessory (Position 1)/Post Ignition (Position 2)/Ignition On (Position 2)/Running (Position 2)/Running - Starting
|
• Key Out: Ignition switched off
• Key Recently Out (Position 0): Elapsed time within 3 s since ignition was switched off
• Accessory (Position 1): Ignition is switched to ACC
• Post Ignition (Position 2): Elapsed time within 3 s since ignition was switched ON (engine off or on)
• Ignition On (Position 2): Ignition switched ON (engine off)
• Running (Position 2): Ignition switched ON (engine on)
• Running - Starting: Cranking condition
|
• The adaptive LED headlights control module constantly receives the ignition switch status sent via CAN signal from the instrument cluster.
• If a DTC is detected, the adaptive LED headlights control module records the ignition switch status when the DTC was detected, and it is displayed in the M-MDS.
|
—
|
|
RPM_STATUS
|
Engine Stop/Under1500rpm/Over1500rpm/FAIL
|
Engine speed status
|
• The adaptive LED headlights control module constantly receives the engine speed sent via CAN signal from the instrument cluster.
• If a DTC is detected, the adaptive LED headlights control module records the engine speed when the DTC was detected, and it is displayed in the M-MDS.
|
TACHOMTR*1
|
|
SHIFT_STATUS
|
P/N/D/R/FAIL
|
Selector lever position status
|
• The adaptive LED headlights control module constantly receives the selector lever position sent via CAN signal from the instrument cluster.
• If a DTC is detected, the adaptive LED headlights control module records the selector lever position when the DTC was detected, and it is displayed in the M-MDS.
|
—
|
|
TOTAL_DIST
|
km
|
Miles
|
Accumulated total traveled distance from completion of vehicle until adaptive LED headlights control module detects DTC (Odometer value in instrument cluster)
|
The total traveled distance from which the adaptive LED headlights control module detects DTCs to the present can be calculated by performing the following procedure.
1. Verify the odometer value in the instrument cluster.
2. Verify the snapshot data item TOTAL_DIST.
3. Subtract 2 from 1.
|
—
|
TOTAL_TIME
|
hh:mm:ss*2
|
Accumulated total elapsed time since vehicle completion until adaptive LED headlights control module detects a DTC
|
The elapsed time from which the adaptive LED headlights control module detects DTCs to the present can be calculated by performing the following procedure.
1. Verify the instrument cluster PID item TOTAL_TIME.
2. Verify the snapshot data item TOTAL_TIME.
3. Subtract 2 from 1.
|
TOTAL_TIME*1
|
|
VPWR
|
V
|
Adaptive LED headlights control module power supply voltage
|
—
|
VPWR_IG
|
|
VSPD_STATUS
|
Stop/0-10km/h/Over10km/h/FAIL
|
Vehicle speed status
|
• The adaptive LED headlights control module constantly receives the vehicle speed sent via CAN signal from the instrument cluster.
• If a DTC is detected, the adaptive LED headlights control module records the vehicle speed when the DTC was detected, and it is displayed in the M-MDS.
|
SPEEDOMTR*1
|
PID/Data Monitor Function
PID/data monitor table
PID |
Unit/Operation |
Data contents |
Inspection item(s) |
---|---|---|---|
AFS_ST
|
Off/On
|
• Off: Adaptive LED control system headlights is not operated.
• On: Adaptive LED control system headlights is operated.
|
Adaptive LED headlights control module
|
H/L_BO_L
|
OK/NG
|
Displays the headlight LO (LH) open circuit detection status. (Detects during low beam on)
|
LED headlight
|
H/L_BO_R
|
OK/NG
|
Displays the headlight LO (RH) open circuit detection status. (Detects during low beam on)
|
LED headlight
|
R_HGT_S
|
V
|
Voltage at auto leveling sensor is displayed.
|
Auto leveling sensor
|
R_HGT_S_INI
|
V
|
Voltage at headlight auto leveling system initial setting is displayed.
|
Auto leveling sensor
|
STR_AB_ANG
|
° (deg)
|
Displays steering angle signal (estimated absolute angle)
• Steering wheel in neutral position: Near 0 degrees
• Steering wheel turned to left: Changes from 0 degrees to positive
• Steering wheel turned to right: Changes from 0 degrees to negative
|
• Perform the DTC inspection for the PCM, DSC HU/CM, and EPS CM, and if any DTC is displayed, repair the malfunctioning part according to the applicable DTC troubleshooting.
• After performing the DTC inspection, perform the following procedures:
• If an abnormal value is indicated again, replace the EPS CM.
.)
|
VPWR_IG
|
V
|
Adaptive LED headlights control module power supply voltage is displayed.
|
• Adaptive LED headlights control module
• IG1 relay
• Battery
|
VSPD
|
KPH, MPH
|
Vehicle speed is displayed.
|
—
|