Spicer TPCS Troubleshooting Guide Instrukcja Użytkownika Strona 20

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17
Diagnostics
Service Code Summary
Group Code System Status Description
1C! 17 No Operation Power - battery voltage out of range at the ECU
3C! 18 Normal Operation Speed Signal - no speed detected during multiple ignition cycles
76 Normal Operation J1587 Speed Message - not
receiving expected messages on J1708 data link
77 Normal Operation J1939 Speed Message - not
receiving expected messages on data link
4C! 15 Inflate Only Display Control Communications - ECU not receiving
communications from user
interface
5C! 33 No Operation PCU Sensor - signal voltage too high
34 No Operation PCU Sensor - connector unplugged; signal voltage too low
12C! 51 No Operation PCU Solenoid, Front - connector unplugged; faulty wiring or solenoid
52 No Operation PCU Solenoid, Rear - connector unplugged; faulty wiring or solenoid
53 No Operation PCU Solenoid, Trailer - connector unplugged; faulty wiring or solenoid
54 No Operation PCU Supply Solenoid - connector unplugged; faulty wiring or solenoid
55 No Operation PCU Deflate Solenoid - connector unplugged; faulty wiring or solenoid
56 No Operation PCU Control Solenoid - connector unplugged; faulty wiring or solenoid
1P! 11 No Deflation Deflate Signal, Front - could not generate a
vacuum in control lines
12 No Deflation Deflate Signal, Rear - could not generate a vacuum in control lines
13 No Deflation Deflate Signal, Trailer - could not generate a vacuum in control lines
16 Normal Operation Deflate Signal - could not generate a vacuum in one or
more channel's control lines
22 Inflate Only Deflate Signal, PCU - could not generate
a vacuum in pneumatic control unit
2P! 14 Inflate Only Deflate Trend - tire pressure did not decrease properly
during deflate
3P! 21 Inflate Only Vacuum - unintentional vacuum in PCU
4P! 23 Pressure Check Only Between Modes, Front - inflated or
deflated too slowly
24 Pressure Check Only Between Modes, Rear - inflated or deflated too slowly
25 Pressure Check Only Between Modes, Trailer - inflated or deflated too slowly
5P! 26 Pressure Check Only Low Pressure, Front - open line or large seal leak
27 Pressure Check Only Low Pressure, Rear - open line or large seal leak
28 Pressure Check Only Low Pressure, Trailer - open line or large seal leak
7P! 31 Pressure Check Only Pressure Switch - failed closed or wiring shorted
32 Pressure Check Only Low Air Supply - pressure switch did not close
8P! 35 Pressure Check Only Atmospheric - PCU sensor reading out of range
9P! 36 Channel Inoperative Inflate Trend, Front - tire pressure decreased
during an inflate
37 Channel Inoperative Inflate Trend, Rear - tire pressure
decreased during an inflate
38 Channel Inoperative Inflate Trend, Trailer - tire pressure decrea
sed during an inflate
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