2004 Scion XA Electrical system Problems
- Complaints
- 2about this part
- Share
- 14%of 14 total for the year
- Median mileage
- 49,750miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the electrical system of the 2004 Scion XA, 14% of the 14 complaints for this model year. Where a mileage was given, the median is 49,750 miles. 1 a fire, according to the filers.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“I just got home from work I was home 30 minutes. My son told me my car was cutting off an on. Grabbed my keys went outside an my was turning off an on ,started my car with the keys it started up, turned it off it came back on an it was idling hard then smoke started coming from engine popped my hood smoke flooding everything ran for fire extinguisher couldn't find it ran for the hose wet it. It's the wires from the battery down to under the front of the car. Left the hood up. Came out 3 hours later the fan is on in the car! Had to disconnect the battery to get the car to turn off completely! ! …”
NHTSA complaint #10761407, filed 2015-09, 93,000 miles“Dt: while driving at 60 MPH the car decreased in speed to about 20 MPH. Called the dealer, and dealer urged consumer to turn the car off and restart it. Did that, but all indicator lights stayed on. The car drove normal from that point. Took the car back to the dealer, and they repaired this problem.”
NHTSA complaint #10121284, filed 2005-05, 6,500 milesRelated service bulletins
- 10111395Apr 10, 2015SSB: When servicing interior electrical switches and components, please note the precautions in this bulletin to avoid damaging electrical components and switches. Many…
- 10111202Apr 10, 2015SSB: When servicing interior electrical switches and components, please note the precautions in this bulletin to avoid damaging electrical components and switches. Many…
- 10200379Jul 7, 2014Immobilizer and Smart Key Reset
- 10132773Jun 6, 2014TSB: Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix…
- 10133905Jan 23, 2013Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix…
- 10133902Jan 16, 2013When servicing interior electrical switches and components, please note the precautions in this bulletin to avoid damaging electrical components and switches. Many lubricants…
- 10034471Feb 4, 2010Scion: techstream ecu flash reprogramming procedure. Flash reprogramming allows the ecu software to be updated without replacing the ecu. Flash calibration updates for specific…
Electrical system: other model years
Other parts of the 2004 Scion XA
3 complaintsOther or unknown
3 complaintsTires
3 complaintsAir bags
2 complaintsEquipment
2 complaintsBrakes
1 complaintsEngine
1 complaintsExterior lighting
1 complaintsBody and structure
1 complaintsVehicle speed control
1 complaints
← All problems reported for the 2004 Scion XA
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology