Series 60 DDEC V Troubleshooting

Section 33.1 Description of Flash Code 28

Section 33.1
Description of Flash Code 28

The SAE J1587 equivalent code for Flash Code 28 is p 172 4, air temperature circuit low.‪

Flash Code 28 indicates that the engine Air Temperature Sensor (ATS)/Intake Air Temperature Sensor (IAT Sensor), see Figure "Intake Air Temperature Sensor" , input to the ECM/ECU has dropped below 5% (normally < 0.25 volts) of the sensor supply voltage. ‪


Series 60 DDEC V Troubleshooting Guide - 6SE570
Generated on 10-13-2008

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