Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Generic Scan Tool (GST) Function: Function
2009 Nissan-Datsun Xterra SE, 4WDSECTION Function
DIAGNOSTIC TEST MODE FUNCTION CHART
| Diagnostic test mode | Function | |
|---|---|---|
| Service $01 | READINESS TESTS | This diagnostic service gains access to current emission-related data values, including analog inputs and outputs, digital inputs and outputs, and system status information. |
| Service $02 | (FREEZE DATA) | This diagnostic service gains access to emission-related data value that were stored by ECM during the freeze frame. For details, refer to "EMISSION-RELATED DIAGNOSTIC INFORMATION ". |
| Service $03 | DTCs | This diagnostic service gains access to emission-related power train trouble codes which were stored by ECM. |
| Service $04 | CLEAR DIAG INFO | This diagnostic service can clear all emission-related diagnostic information. This includes:
|
| Service $06 | (ON BOARD TESTS) | This diagnostic service accesses the results of on board diagnostic monitoring tests of specific components/systems that are not continuously monitored. |
| Service $07 | (ON BOARD TESTS) | This diagnostic service enables the off board test drive to obtain test results for emission-related powertrain components/systems that are continuously monitored during normal driving conditions. |
| Service $08 | - | This diagnostic service can close EVAP system in ignition switch ON position (Engine stopped). When this diagnostic service is performed, the EVAP canister vent control valve can be closed. In the following conditions, this diagnostic service cannot function.
|
| Service $09 | (CALIBRATION ID) | This diagnostic service enables the off-board test device to request specific vehicle information such as Vehicle Identification Number (VIN) and Calibration IDs. |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.