2004 MITSUBISHI ENDEAVOR ECU

3. To install, reverse removal procedure. Tighten front seat nuts and bolts to
specification. See TORQUE SPECIFICATIONS
. Activate air bag system.
SIDE IMPACT SENSOR Removal & Installation 1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS
. Disable air
bag system. See DISABLING & ACTIVATING AIR BAG SYSTEM
.
2. Remove appropriate B-pillar trim panel. Remove seat belt pretensioner. See
SEAT BELT PRETENSIONER
. Remove side impact sensor nuts. See Fig.
14 . Disconnect side impact sensor electrical connector. Remove side impact
sensor.
3. To install, reverse removal procedure. Tighten side impact sensor nuts and seat
belt pretensioner anchor bolts to specification. See TORQUE SPECIFICATIONS
. Activate air bag system.
Fig. 14: Identifying Side Impact Sensor

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
SRS ELECTRONIC CONTROL UNIT (SRS ECU)
2004 Mitsubishi Endeavor Limited
2004 ACCESSORIES/SAFETY EQUIPMENT Mitsubishi - Air Bag Restraint Systems

Removal & Installation (Single Stage AIR Bag System
)
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS
. Turn ignition
off. Disable air bag system. See DISABLING & ACTIVATING AIR BAG
SYSTEM
.
2. Remove center console. See FLOOR CONSOLE ASSEMBLY
. Disconnect
SRS ECU connectors. Remove SRS ECU nuts. Remove SRS ECU. See Fig.
15 . Remove nuts from SRS ECU bracket. Remove SRS ECU bracket.
3. To install, reverse removal procedure. Tighten SRS ECU bracket nuts and SRS
ECU nuts to specification. See TORQUE SPECIFICATIONS
. Activate air
bag system.
Fig. 15: Identifying Single
-stage SRS Electronic Control Unit (SRS ECU)
-
single
-stage Air Bag System

Courtes
y of MITSUBISHI MOTOR SALES OF AMERICA
.

2004 Mitsubishi Endeavor Limited
2004 ACCESSORIES/SAFETY EQUIPMENT Mitsubishi - Air Bag Restraint Systems

Removal & Installation (Dual-stage AIR Bag System)1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS
. Turn ignition
off. Disable air bag system. See DISABLING & ACTIVATING AIR BAG
SYSTEM
.
2. Remove center console. See FLOOR CONSOLE ASSEMBLY
. Disconnect
SRS ECU connectors. Remove SRS ECU nuts. Remove SRS ECU. See Fig.
16 .
3. To install, reverse removal procedure. Tighten SRS ECU nuts to specification.
See TORQUE SPECIFICATIONS
. Activate air bag system.
Fig. 16: Identifying SRS Electronic Control Unit (SRS ECU)
-dual
-stage Air
Bag System

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

2004 Mitsubishi Endeavor Limited
2004 ACCESSORIES/SAFETY EQUIPMENT Mitsubishi - Air Bag Restraint Systems

TORQUE SPECIFICATIONS DIAGNOSTICS INITIAL SRS DIAGNOSTIC PROCEDURE (DUAL-STAGE AIR BAG SYSTEM) Application
Ft. Lbs. (N.m)
Front seatBack bolts
25-40 (34-54)
Bolts
25-40 (34-54)
Nuts
18-26 (24-35)
Seat belt pretensioner anchor bolts
24-40 (33-54)
Steering wheel nut
24-36 (33-49)
INCH Lbs. (N.m)
Clockspring screws
5-7 (0.56-0.79)
Driver-side air bag module bolts
62-97 (7.0-11.0
Front impact sensor nuts
44-89 (5.0-10.0)
Passenger-side air bag module bolts
(1)
Seat slide sensor bolt
35-53 (4.0-6.0)
Side impact sensor nuts
44-89 (5.0-10.0)
SRS ECUBracket nuts
44-89 (5.0-10.0)
Nuts
44-89 (5.0-10.0)
(1)
Information is not available.
WARNING:Accidental air bag deployment is possible. Personal
in
jury ma
y result. Follow air ba
g service precautions
to prevent accidental air bag deployment and
personal injury. See AIR BAG SAFETY
PRECAUTIONS
.
NOTE: AIR BAG warning light will come on if battery voltage is
low. Ensure battery is fully charged. When battery voltage
is restored to normal, AIR BAG warning light will go out.

2004 Mitsubishi Endeavor Limited
2004 ACCESSORIES/SAFETY EQUIPMENT Mitsubishi - Air Bag Restraint Systems

1A

Driver-side front impact sensor short circuit
1B

Driver-side front impact sensor open circuit
1C

Driver-side front impact sensor short to voltage
1D

Driver-side front impact sensor short to ground
2A

Passenger-side front impact sensor short circuit
2B

Passenger-side front impact sensor open circuit
2C

Passenger-side front impact sensor short to voltage
2D

Passenger-side front impact sensor short to ground
11
Front impact sensor short circuit
12
Front impact sensor either circuit open/no power
13
Front impact sensor both circuits open/no power
14
Analog "G" sensor system
15
Safing "G" sensor short circuit
16
Safing "G" sensor open circuit
17
Safing "G" side impact sensor
21
Driver-side air bag module short circuit
22
Driver-side air bag module open circuit
24
Passenger-side air bag module short circuit
25
Passenger-side air bag module open circuit
26
Driver-side seat belt pretensioner short circuit
27
Driver-side seat belt pretensioner open circuit
28
Passenger-side seat belt pretensioner short circuit
29
Passenger-side seat belt pretensioner open circuit
31 & 32
SRS ECU capacitor circuit
34
SRS ECU connector lock circuit
35
SRS ECU air bag system deployment
41
SRS ECU power circuit (Fuse No. 2)
42
SRS ECU power circuit (Fuse No. 3)
43
AIR BAG warning light does not illuminate
43
AIR BAG warning light stays illuminated
44
AIR BAG warning light

2004 Mitsubishi Endeavor Limited
2004 ACCESSORIES/SAFETY EQUIPMENT Mitsubishi - Air Bag Restraint Systems

DIAGNOSTIC TROUBLE CODES (DTCS) IDENTIFICATION WITH 46
Improper SRS ECU installation
51 & 52
Driver-side air bag module
54 & 55
Passenger-side air bag module
56
Driver-side seat belt pretensioner
58
Passenger-side seat belt pretensioner
61
Driver-side air bag module short to voltage
62
Driver-side air bag module short to ground
64
Passenger-side air bag module short to voltage
65
Passenger-side air bag module short to ground
66
Driver-side seat belt pretensioner short to voltage
67
Driver-side seat belt pretensioner short to ground
68
Passenger-side seat belt pretensioner short to voltage
69
Passenger-side seat belt pretensioner short to voltage
71
Passenger side impact air bag short circuit
72
Passenger side impact air bag open circuit
73 & 74
Passenger side impact air bag module
64
Passenger-side air bag module short to voltage
75
Passenger side impact air bag short to voltage
76
Passenger side impact air bag short to ground
79 & 93
Driver side impact sensor communication circuit
81
Driver side impact air bag short circuit
82
Driver side impact air bag open circuit
83 & 84
Passenger side impact air bag module
64
Passenger-side air bag module short to voltage
85
Driver side impact air bag short to voltage
86
Driver side impact air bag short to ground
89 & 96
Passenger side impact sensor communication circuit
91
Driver side impact sensor power supply circuit
92 & 95
Side impact air bag sensor fault
94
Passenger side impact sensor power supply circuit

2004 Mitsubishi Endeavor Limited
2004 ACCESSORIES/SAFETY EQUIPMENT Mitsubishi - Air Bag Restraint Systems

B1430

Side impact air bag module (LH) short circuit
B1431

Side impact air bag module (LH) open circuit
B1432

Side impact air bag module (LH) circuit short to voltage
B1433

Side impact air bag module (LH) circuit short to ground
B1434

Side impact air bag module (LH) drive circuit shorted
B1435

Side impact air bag module (LH) drive circuit open
B1436

Side impact sensor (LH) failure
B1437

Front impact sensor (LH) voltage error
B1438

Front impact sensor (LH) communication error
B1439

Front impact sensor (LH) communication impossible
B1460

Seat belt pretensioner (RH) short circuit
B1461

Seat belt pretensioner (RH) open circuit
B1462

Seat belt pretensioner (RH) circuit short to voltage
B1463

Seat belt pretensioner (RH) circuit short to ground
B1464

Seat belt pretensioner (RH) ignition drive circuit short detected
B1465

Seat belt pretensioner (RH) ignition drive circuit short detected
B1466

Analog G Sensor malfunction
B1467

Safing G sensor open circuit (frontal impact)
B1468

Safing G sensor short circuit (frontal impact)
B1469

Safing G sensor malfunction (side impact)
B1470

Seat belt pretensioner (LH) short circuit
B1471

Seat belt pretensioner (LH) open circuit
B1472

Seat belt pretensioner (LH) short to voltage
B1473

Seat belt pretensioner (LH) short to ground
B1474

Seat belt pretensioner (LH) ignition drive circuit short detected
B1475

Seat belt pretensioner (LH) ignition drive circuit open detected
B1476

Power supply voltage drops abnormally
B1477

Power supply voltage drops abnormally
B1478

SRS ECU capacitor circuit voltage high
B1479

SRS ECU capacitor circuit voltage low
B1480

Driver-side air bag module second-stage short circuit

2004 Mitsubishi Endeavor Limited
2004 ACCESSORIES/SAFETY EQUIPMENT Mitsubishi - Air Bag Restraint Systems

B1481

Driver-side air bag module second-stage open circuit
B1482

Driver-side air bag module second-stage short to voltage
B1483

Driver-side air bag module second-stage short to ground
B1484

Driver-side air bag module activation circuit short
B1485

Driver-side air bag module activation circuit open
B1486

Passenger seat belt warning light malfunction
B1487

Passenger seat belt warning light does not illuminate
B1487

Passenger seat belt warning light does not turn of
f
B1488

Passenger AIR BAG OFF indicator circuit malfunction
B1489

Passenger AIR BAG OFF indicator light does not illuminate
B1489

Passenger AIR BAG OFF indicator light does not turn of
f
B1490

Passenger-side air bag module second-stage short circuit
B1491

Passenger-side air bag module second-stage open circuit
B1492

Passenger-side air bag module second-stage short to voltage
B1493

Passenger-side air bag module second-stage short to ground
B1494

Passenger-side air bag module second-stage activation circuit
short circuit
B1495

Passenger-side air bag module second-stage activation circuit
open circuit
B1496

SRS ECU non-volatile memory (EEPROM)
B1497

SRS ECU ASIC (frontal activation)
B1498

SRS ECU ROM or RAM
B1499

Collision decision
B1506

Seat slide sensor open
B1507

Seat slide sensor circuit short to ground
B1508

Seat slide sensor circuit short to voltage
B1509

Incorrect SRS ECU
B1519

SRS ECU connector lock malfunction
B1520

Seat belt switch (RH) malfunction
B1521

Seat belt switch (RH) circuit open for N/C terminal
B1522

Seat belt switch (RH) ground-side circuit shorted for N/C
terminal

2004 Mitsubishi Endeavor Limited
2004 ACCESSORIES/SAFETY EQUIPMENT Mitsubishi - Air Bag Restraint Systems