speedometer and rpm do not work, fuel gauge flactuating, giving p0500 code and DTC code 14, 74

1999 LEXUS RX 300
140,000 MILES
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DANNY1CASTRO
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Already replaced speed sensor at transmision and did not fix problem, how can I troubleshoot the AFT Left abs speed sensor harness. Need a schematic or diagram. I want to troubleshoot the instrument cluster too, need your help.
Jan 29, 2012 at 9:34 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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