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U1500 Diagnostic Trouble Code Discussion for March 2013

Inter-Device Dedicated Buss Malfunction

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Trouble Ticket Help Requests for DTC U1500
Help Request Posted
2003 Saab 9-3 Arc 2.0L Cruise VIN: YS3FD46Y23
U1500: K-Line CIM-SCL Short to ground /B. Car came in with checksum error code. The vehicle would stall intermittantly and not restart for several hours. Replaced the ECM with a known good ECM same part number as old module. Removed old ECM and added the used ECM thru the Tech2 with security access. C...
March 20, 2013