Hyundai Santa Fe (2006 year). Manual — part 750
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RT -42
RESTRAINTS
DTC
FAULT DESCRIPTION
REMARK
B2500
Warning Lamp Fault
RT - 125
B2505
Passenger Airbag Deactivation Lamp Fault
RT - 129
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TROUBLESHOOTING
RT -43
DTC B1101 BATTERY VOLTAGE HIGH
DTC B1102 BATTERY VOLTAGE LOW
DTC DESCRIPTION
E4E28840
The SRSCM sets above DTC(s) if it detects that the battery voltage of restraints system is too high or too low. When the
voltage returns to normal, the SRS warning light automatically goes off and a malfunction is no longer indicated.
DTC DETECTING CONDITION
E725F7D5
DTC
Condition
Probable cause
B1101
Battery Voltage > 17.0 V for 4 seconds after IG ON
B1102
Battery Voltage < 8.38 V for 4 seconds after IG ON
• Battery
• Generator
• Wiring Harness
• SRSCM
SCHEMATIC DIAGRAM
E16BCD55
BATTERY
SRSCM
[HARNESS CONNECTOR]
IGNITION
SWITCH
24(A)
SRSCM
10
9
8
7
6
5
4
3
2
1
20
19
18
17
16
15
14
13
12
11
30
29
28
27
26
25
24
23
22
21
40
39
38
37
36
35
34
33
32
31
6
5
4
3
2
1
12
11
10
9
8
7
18
17
16
15
14
13
24
23
22
21
20
19
CONNECTOR A
CONNECTOR B
Shorting Bar
ERBF500N
SPECIFICATION
E76738DA
Voltage : 8.38 ~ 17.0 V
TERMINAL & CONNECTOR INSPECTION
EDA5878D
Refer to the DESCRIPTION in this TROUBLESHOOTING section. (See page RT - 36)
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RT -44
RESTRAINTS
INSPECTION PROCEDURE
E6C2A87D
1.
PREPARATION
Refer to the DESCRIPTION in this TROUBLESHOOTING section. (See page RT - 36)
2.
CHECK SOURCE VOLTAGE
1)
Turn the ignition switch to ON.
2)
Measure voltage between the terminal 24(A) of SRSCM harness connector and chassis ground.
Specification (voltage) : 8.38 ~ 17.0 V
Battery
SRSCM
ON
24(A)
V
ERBF501Q
3)
Is the measured voltage within specification?
NO
▶ Check the battery.
YES
▶ Replace the SRSCM with a new one, and then check the vehicle again. At this time, if the vehicle normally
operates with a new SRSCM, the fault may be the SRSCM(Replace SRSCM).
3.
CHECK THE BATTERY
1)
Check the battery.
● Refer to "EE" group in this SERVICE MANUAL.
Is the battery normal?
YES
▶ Check the generator.
NO
▶ Repair or replace the battery.(Refer to "EE" group in this SERVICE MANUAL)
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TROUBLESHOOTING
RT -45
4.
CHECK GENERATOR
1)
Check the generator.
● Refer to "EE" group in this SERVICE MANUAL.
Is the generator normal?
YES
▶ Check wiring harness.
NO
▶ Repair or replace the generator.(Refer to "EE" group in this SERVICE MANUAL)
5.
CHECK WIRING HARNESS
1)
Check the wiring harness between the battery and SRSCM.
Is the wiring harness normal?
YES
▶ Check the DTC again.
NO
▶ Repair or Replace the wiring harness.
6.
CHECK THE DTC AGAIN
1)
Turn the ignition switch to LOCK and wait for at least 30 seconds.
CAUTION
Check again that the battery negative cable is disconnected from the battery.
2)
Install the DAB module and connect the DAB connector.
3)
Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS.
4)
Connect the SRSCM connector.
5)
Connect the battery negative cable to the battery.
6)
Connect a Hi-Scan(Pro) to the data link connector.
7)
Turn the ignition switch to ON and check the vehicle again.
Does Hi-Scan (Pro) indicate any DTC?
YES
▶ Perform the troubleshooting procedures associated with those codes.
NO
▶ Problem is intermittent or was repaired and SRSCM memory was not cleared.
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