Hyundai Santa Fe (2006 year). Manual — part 762
RT -90
RESTRAINTS
2.
CHECK SHORT TO GROUND
1)
Measure resistance between the terminal 1 of SIS harness connector and chassis ground.
Specification (resistance) : infinite
SIS
SRSCM
LOCK
27(28)B
2
26(29)B
1
Ω
ERBF501A
2)
Is the measured resistance within specification?
YES
▶Check the SIS.
NO
▶ Repair or replace the wiring harness between the SIS and the SRSCM.
3.
CHECK THE SIDE IMPACT SENSOR
1)
Replace the Side Impact Sensor(SIS) with a new one.
● Refer to "Side Impact Sensor(SIS)" section in this SERVICE MANUAL.
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 related to Side Impact Sensor(SIS)?
YES
▶ Go to next step.
NO
▶ Replace SIS module.
4.
CLEAR THE DTC AND CHECK THE VEHICLE AGAIN
Refer to the DESCRIPTION in this TROUBLESHOOTING section. (See page RT - 36)
TROUBLESHOOTING
RT -91
DTC B1402 SIDE IMPACT SENSOR [FRONT-DRIVER] CIRCUIT
SHORT TO BATTERY
DTC B1405 SIDE IMPACT SENSOR [FRONT-PASSENGER] CIRCUIT
SHORT TO BATTERY
DTC DESCRIPTION
EF82BE9A
The detecting system for side crash consists of the SRSCM and four Side Impact Sensors (SIS). The SRSCM sets above
DTC(s) if it detects short to battery line on the SIS circuit.
DTC DETECTING CONDITION
EE2D6B55
DTC
Condition
Probable cause
B1402
B1405
• Short to battery line between SIS and SRSCM
• Side Impact Sensor (SIS) Malfunction
• SRSCM Malfunction
• Short to battery line circuit on
wiring harness
• Side Impact Sensor (SIS)
• SRSCM
SCHEMATIC DIAGRAM
E01F8A57
[HARNESS CONNECTOR]
SIS[Driver] SIS[Passenger]
SRSCM
26(B)
SIS [Driver]
High
27(B)
29(B)
SIS [Passenger]
High
28(B)
Low
Low
1
2
1
2
Terminal
Terminal
Connected to
Function
Connected to
Function
1
SRSCM Terminal 26(B)
SIS High
2
SRSCM Terminal 27(B)
SIS Low
SIS High
SIS Low
SIS [Driver]
1
SRSCM Terminal 29(B)
2
SRSCM Terminal 28(B)
SIS [Passenger]
SIS High
SIS Low
SRSCM
CONNECTOR A
CONNECTOR B
Shorting Bar
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
1
2
1
2
SCMRT6160L
TERMINAL & CONNECTOR INSPECTION
E4FA9AB0
Refer to the DESCRIPTION in this TROUBLESHOOTING section. (See page RT - 36)
RT -92
RESTRAINTS
INSPECTION PROCEDURE
E1FCB2A7
1.
PREPARATION
Refer to the DESCRIPTION in this TROUBLESHOOTING section. (See page RT - 36)
2.
CHECK SHORT TO BATTERY LINE
1)
Connect the battery negative cable to the battery.
2)
Turn the ignition switch to ON.
3)
Measure voltage between the terminal 1 of SIS harness connector and chassis ground.
Specification(voltage) : Approximately 0V
SIS
SRSCM
ON
27(28)B
2
26(29)B
1
V
ERBF502R
4)
Is the measured voltage within specification?
YES
▶Check the SIS Module.
NO
▶Repair the short to battery line circuit on wiring harness between the SIS and the SRSCM.
3.
CHECK THE SIS MODULE
1)
Replace the Side Impact Sensor(SIS) with a new one.
● Refer to "Side Impact Sensor(SIS)" section in this SERVICE MANUAL.
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.
TROUBLESHOOTING
RT -93
7)
Turn the ignition switch to ON and check the vehicle again.
Does Hi-Scan (Pro) indicate any DTC related to Side Impact Sensor(SIS)?
YES
▶ Go to next step.
NO
▶ Replace SIS module.
4.
CLEAR THE DTC AND CHECK THE VEHICLE AGAIN
Refer to the DESCRIPTION in this TROUBLESHOOTING section. (See page RT - 36)
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