SEAT BELT SYSTEM > General Description
PREPARATION TOOL
1. SPECIAL TOOL
• SUBARU SELECT MONITOR
ILLUSTRATION | TOOL NUMBER | DESCRIPTION | REMARKS |

—
SUBARU SELECT MONITOR 4
Used for setting of each function and troubleshooting for electrical system.
NOTE:
For detailed operation procedures of Subaru Select Monitor 4, refer to “Application help”.
• TEST HARNESS AP
ILLUSTRATION | TOOL NUMBER | DESCRIPTION | REMARKS |

98299FJ030
TEST HARNESS AP
Used when measuring voltage and resistance of occupant detection system.

• TEST HARNESS AG
ILLUSTRATION | TOOL NUMBER | DESCRIPTION | REMARKS |

98299AG070
TEST HARNESS AG
Used when measuring voltage and resistance of airbag control module.


• TEST HARNESS Y
ILLUSTRATION | TOOL NUMBER | DESCRIPTION | REMARKS |

98299AG040
TEST HARNESS Y
Used for troubleshooting seat belt buckle switch.

• AIRBAG RESISTOR
ILLUSTRATION | TOOL NUMBER | DESCRIPTION | REMARKS |

98299PA040
AIRBAG RESISTOR
Used in replacement of airbag module for which resistance value is same as airbag module.

• TEST HARNESS ADAPTER D
ILLUSTRATION | TOOL NUMBER | DESCRIPTION | REMARKS |

98299SA010
TEST HARNESS ADAPTER D
• Used for operation process of pretensioner.
• Used together with AIRBAG DEPLOYMENT TOOL. (98299PA030)
• AIRBAG DEPLOYMENT TOOL
ILLUSTRATION | TOOL NUMBER | DESCRIPTION | REMARKS |

98299PA030
AIRBAG DEPLOYMENT TOOL
• Used for operation process of pretensioner.
• Used together with each test harness adapter.
2. GENERAL TOOL
TOOL NAME | REMARKS |
Circuit tester | Used for measuring resistance, voltage and current. |
DST-i | Used together with Subaru Select Monitor 4. |
Caution
Component14
CRUISE CONTROL SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Cancel Code14Detected when select lever is set in the neutral position, or when malfunction related to neutral position switch occurs.TROUBLE SYMPTOM:Cruise control cannot be set.WIRING DIAGRAM:Cruise control system Cruise Control S ...
Replacing key battery
The battery inside the access key fob or transmitter of your Subaru Ascent may
gradually lose charge over time. This can become noticeable under several conditions.
The keyless access system of your Subaru Ascent begins to respond inconsistently
or with delays.
The effective operating ran ...
Dtc c2023 tire 3 air pressure low (normal mode)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC C2023 TIRE 3 AIR PRESSURE LOW (NORMAL MODE)NOTE:Refer to DTC C2024 for diagnostic procedure. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2024 TIRE 4 AIR PRESSURE LOW ( ...