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.
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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 17 (ANALOG INSTRUMENT PANELS)DIAGNOSTIC TESTSDTC B0162: TEMPERATURE SENSOR CIRCUIT OPENTESTING
2004 Oldsmobile Bravada AWD
DTC B0162: Temperature Sensor Circuit Open: Testing
2004 Oldsmobile Bravada AWDSECTION Testing
WARNING: This page is about a different car, the 2002 Chevrolet Monte Carlo, 2002 Chevrolet Impala, 2001 Chevrolet Monte Carlo, and 2001 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
- Perform driver information center system diagnostic system check. See DRIVER INFORMATION CENTER SYSTEM DIAGNOSTIC SYSTEM CHECK under SELF-DIAGNOSTIC SYSTEM. If driver information center system diagnostic system check has been performed, go to next step.
- Turn ignition switch to RUN position. Observe DIC display in overhead console display. If DIC displays OC, go to next step. If OC is not displayed, problem is intermittent. Check for poor harness connections. See DIAGNOSING INTERMITTENTS . Repair or replace as necessary. After repair, go to step 10 .
- Turn ignition switch to OFF position. Disconnect ambient air temperature sensor harness connector. Ambient air temperature sensor is located on front radiator air baffle. Connect a 3-amp fused jumper wire between ground and ambient air temperature sensor harness connector terminal "A" (Light Green/Black wire). Turn ignition switch to RUN position. If DIC does not display SC, go to next step. If DIC displays SC, go to step 5 .
- Disconnect DIC Black 9-pin connector C1. See DRIVER INFORMATION CENTER (DIC) under REMOVAL & INSTALLATION. Check for open, high resistance or short to voltage in Light Green/Black wire between ambient air temperature sensor harness connector terminal "A" and DIC Black 9-pin harness connector C1 terminal No. 10. Repair as necessary and go to step 10 . If wire is okay, go to step 7 .
- Check for high resistance or open in Black/White wire between ambient air temperature sensor harness connector terminal "B" and ground connector G203. See Fig 1 . Repair as necessary and go to 10 . If wire is okay, go to next step.
- Check for poor connection at ambient air temperature sensor harness connector. Repair as necessary and go to step 10 . If connection is okay, go to step 8 .
- Check for poor connection at DIC Black 9-pin harness connector C1. Repair as necessary and go to step 10 . If connection is okay, go to step 9 .
- Replace ambient air temperature sensor and go to step 10 .
- Replace DIC and calibrate compass. See DRIVER INFORMATION CENTER (DIC) under REMOVAL & INSTALLATION. Go to next step.
- Using scan tool, clear DTCs. Operate vehicle within CODE ENABLE CRITERIA conditions. Using scan tool, retrieve DTCs. If DTC B0162 resets, return to step 2 . If DTC B0162 does not reset, system is okay.
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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.