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THOMAS Bus Fault Codes DTC


PID/SID FMI

0 7 backlighting/dimmer switch not responding

1 7 clutch switch switch not responding

3 7 head light switch disagreement between park and on, both closed

4 2 stalk switch high beam input switch failure

5 7 ignition switch switch not responding

6 7 marker switch switch not responding

7 2 wiper switch disagreement between high and low; both on

8 2 wiper switch disagreement between wiper off and high/low on

9 7 wiper switch park function not responding

10 2 ICU3 hazard switch CAN error

11 2 stalk switch left turn input failure

12 2 stalk switch right turn input failure

13 2 stalk switch washer switch input failure

14 2 stalk switch wiper switch on/off input failure

15 2 stalk switch wiper switch low input failure

16 2 stalk switch wiper switch high input failure

17 2 J1939 wheel speed error message

18 7 wake-up modules are kept awake

19 7 wake-up modules are kept awake

20 7 smart switch extra smart switch

21 7 smart switch duplicate smart switch

22 7 smart switch missing smart switch

25 7 CHM unexpected air pressure feedback

26 7 CHM no air pressure feedback

31 7 CHM suspension proportioning valve feedback

32 7 CHM no feedback from suspension proportioning valve

33 7 cigar lighter output failure to lightler

34 7 ignition switch mismatch between ICU and BHM on key position

35 2 hazard switch mismatch between ICU & BHM on hazard switch position

36 2 wiper switch mismatch between ICU & BHM on wiper switch position

37 9 J1939 missing J1939 from Transmission

38 9 J1939 missing J1939 from chassis hub module

39 7 remote switch remote switch stuck

42 7 PTO PTO not responding

43 7 PTO PTO not responding

50 3 BHM B1.A voltage above normal or shorted to high

50 4 BHM B1.A voltage below normal or shorted low

51 5 BHM B1.F, B1.P, B2.K, B2.L, B6.A8 current below normal or open circuit

51 6 BHM B1.F, B1.P, B2.K, B2.L, B6.A8 current above normal or shorted to ground

52 3 BHM B1.J voltage above normal or shorted to high

52 4 BHM B1.J voltage below normal or shorted low

53 5 BHM B1.K, B5.C current below normal or open circuit

53 6 BHM B1.K, B5.C current above normal or shorted to ground

54 5 BHM B1.L current below normal or open circuit

54 6 BHM B1.L current above normal or shorted to ground

55 3 BHM B1.N voltage above normal or shorted to high

55 4 BHM B1.N voltage below normal or shorted low

56 5 BHM B1.R current below normal or open circuit

56 6 BHM B1.R current above normal or shorted to ground


PID/SID FMI

57 5 BHM B2.M current below normal or open circuit

57 6 BHM B2.M current above normal or shorted to ground

58 3 BHM B3.D voltage above normal or shorted to high

58 4 BHM B3.D voltage below normal or shorted low

59 3 BHM B3.E voltage above normal or shorted to high

59 4 BHM B3.E voltage below normal or shorted low

59 5 BHM B3.E current below normal or open circuit

59 6 BHM B3.E current above normal or shorted to ground

60 5 BHM B3.F current below normal or open circuit

60 6 BHM B3.F current above normal or shorted to ground

61 5 BHM B3.G current below normal or open circuit

61 6 BHM B3.G current above normal or shorted to ground

62 5 BHM B3.H current below normal or open circuit

62 6 BHM B3.H current above normal or shorted to ground

63 5 BHM B4.B current below normal or open circuit

63 6 BHM B4.B current above normal or shorted to ground

64 3 BHM B4.E, B4.F voltage above normal or shorted to high

64 4 BHM B4.E, B4.F voltage below normal or shorted low

64 5 BHM B4.E, B4.F current below normal or open circuit

64 6 BHM B4.E, B4.F current above normal or shorted to ground

65 3 BHM B4.G voltage above normal or shorted to high

65 4 BHM B4.G voltage below normal or shorted low

66 3 BHM B4.K voltage above normal or shorted to high

66 4 BHM B4.K voltage below normal or shorted low

67 3 BHM B4.M, B5.E voltage above normal or shorted to high

67 4 BHM B4.M, B5.E voltage below normal or shorted low

67 5 BHM B4.M, B5.E current below normal or open circuit

67 6 BHM B4.M, B5.E current above normal or shorted to ground

68 5 BHM B5.A, B7.A12 current below normal or open circuit

68 6 BHM B5.A, B7.A12 current above normal or shorted to ground

69 5 BHM B6.A9, B6.A10 current below normal or open circuit

69 6 BHM B6.A9, B6.A10 current above normal or shorted to ground

70 5 BHM B5.B current below normal or open circuit

70 6 BHM B5.B current above normal or shorted to ground

71 5 BHM B5.D current below normal or open circuit

71 6 BHM B5.D current above normal or shorted to ground

72 5 BHM B5.F current below normal or open circuit

72 6 BHM B5.F current above normal or shorted to ground

72 3 BHM B5.F voltage above normal or shorted to high

72 4 BHM B5.F voltage below normal or shorted low

73 3 BHM B5.G voltage above normal or shorted to high

73 4 BHM B5.G voltage below normal or shorted low

73 5 BHM B5.G current below normal or open circuit

73 6 BHM B5.G current above normal or shorted to ground

74 3 BHM B5.H, B7.A1 voltage above normal or shorted to high

74 4 BHM B5.H, B7.A1 voltage below normal or shorted low

74 5 BHM B5.H, B7.A1 current below normal or open circuit

74 6 BHM B5.H, B7.A1 current above normal or shorted to ground

75 5 CHM C1.A, C1.H, C1.J current below normal or open circuit


PID/SID FMI

75 6 CHM C1.A, C1.H, C1.J current above normal or shorted to ground

76 5 CHM C1.G, C2.H, C3.N current below normal or open circuit

76 6 CHM C1.G, C2.H, C3.N current above normal or shorted to ground

77 5 CHM C1.L current below normal or open circuit

77 6 CHM C1.L current above normal or shorted to ground

78 5 CHM C1.N current below normal or open circuit

78 6 CHM C1.N current above normal or shorted to ground

79 5 CHM C1.P, C2.E, C3.R current below normal or open circuit

79 6 CHM C1.P, C2.E, C3.R current above normal or shorted to ground

80 3 CHM C2.A voltage above normal or shorted to high

80 4 CHM C2.A voltage below normal or shorted low

81 3 CHM C2.F, C4.C, C4.D, C4.L, C4.M voltage above normal or shorted to high

81 4 CHM C2.F, C4.C, C4.D, C4.L, C4.M voltage below normal or shorted low

81 5 CHM C2.F, C4.C, C4.D, C4.L, C4.M current below normal or open circuit

81 6 CHM C2.F, C4.C, C4.D, C4.L, C4.M current above normal or shorted to ground

82 3 CHM C3.A voltage above normal or shorted to high

82 4 CHM C3.A voltage below normal or shorted low

82 5 CHM C3.A current below normal or open circuit

82 6 CHM C3.A current above normal or shorted to ground

83 5 CHM C3.C, C3.D current below normal or open circuit

83 6 CHM C3.C, C3.D current above normal or shorted to ground

84 3 CHM C3.E voltage above normal or shorted to high

84 4 CHM C3.E voltage below normal or shorted low

85 3 CHM C3.F voltage above normal or shorted to high

85 4 CHM C3.F voltage below normal or shorted low

86 3 CHM C3.J voltage above normal or shorted to high

86 4 CHM C3.J voltage below normal or shorted low

87 5 CHM C3.K current below normal or open circuit

87 6 CHM C3.K current above normal or shorted to ground

88 5 CHM C3.L current below normal or open circuit

88 6 CHM C3.L current above normal or shorted to ground

89 5 CHM C4.F current below normal or open circuit

89 6 CHM C4.F current above normal or shorted to ground

90 3 CHM C4.J voltage above normal or shorted to high

90 4 CHM C4.J voltage below normal or shorted low

91 5 CHM C4.K current below normal or open circuit

91 6 CHM C4.K current above normal or shorted to ground

92 3 CHM C4.P voltage above normal or shorted to high

92 4 CHM C4.P voltage below normal or shorted low

93 3 CHM C5.A voltage above normal or shorted to high

93 4 CHM C5.A voltage below normal or shorted low

94 3 CHM C5.B voltage above normal or shorted to high

94 4 CHM C5.B voltage below normal or shorted low

95 3 CHM C5.F voltage above normal or shorted to high

95 4 CHM C5.F voltage below normal or shorted low

96 3 CHM C5.G voltage above normal or shorted to high

96 4 CHM C5.G voltage below normal or shorted low

97 3 CHM C5.H voltage above normal or shorted to high

97 4 CHM C5.H voltage below normal or shorted low

98 3 CHM C5.J voltage above normal or shorted to high

98 4 CHM C5.J voltage below normal or shorted low

99 3 CHM C5.L voltage above normal or shorted to high

99 4 CHM C5.L voltage below normal or shorted low

100 3 CHM C5.M voltage above normal or shorted to high

100 4 CHM C5.M voltage below normal or shorted low

101 5 EXM1 C1.A, C1.H, C1.C, C1.N, C1.L, C1.G, C1.P current below normal or open circuit

101 6 EXM1 C1.A, C1.H, C1.C, C1.N, C1.L, C1.G, C1.P current above normal or shorted to ground

101 5 EXM1 C2.F, C2.E, C2.H current below normal or open circuit

101 6 EXM1 C2.F, C2.E, C2.H current above normal or shorted to ground

101 3 EXM1 C2.A, C2.F voltage above normal or shorted to high

101 4 EXM1 C2.A, C2.F voltage below normal or shorted low

101 5 EXM1 C3.A, C3.C, C3.D,C3.K, C3.L, C3.R, C3.N current below normal or open circuit

101 6 EXM1 C3.A, C3.C, C3.D,C3.K, C3.L, C3.R, C3.N current above normal or shorted to ground

101 3 EXM1 C3.A, C3.C, C3.E, C3.F voltage above normal or shorted to high

101 4 EXM1 C3.A, C3.C, C3.E, C3.F voltage below normal or shorted low

101 3 EXM1 C4.C, C4.D, C4.L, C4.M, C4.P voltage above normal or shorted to high

101 4 EXM1 C4.C, C4.D, C4.L, C4.M, C4.P voltage below normal or shorted low

101 5 EXM1 C4.C, C4.D, C4.F, C4.K, C4.L, C4.M current below normal or open circuit

101 6 EXM1 C4.C, C4.D, C4.F, C4.K, C4.L, C4.M current above normal or shorted to ground

101 3 EXM1 C5.A, C5,B,C5.C, C5.F, C5.G, C5.H, C5.L, C5.M voltage above normal or shorted to high

101 4 EXM1 C5.A, C5,B,C5.C, C5.F, C5.G, C5.H, C5.L, C5.M voltage below normal or shorted low

101 5 EXM2 C1.A, C1.H, C1.C, C1.N, C1.L, C1.G, C1.P current below normal or open circuit

102 6 EXM2 C1.A, C1.H, C1.C, C1.N, C1.L, C1.G, C1.P current above normal or shorted to ground

102 5 EXM2 C2.F, C2.E, C2.H current below normal or open circuit

102 6 EXM2 C2.F, C2.E, C2.H current above normal or shorted to ground

102 3 EXM2 C2.A, C2.F voltage above normal or shorted to high

102 4 EXM2 C2.A, C2.F voltage below normal or shorted low

102 5 EXM2 C3.A, C3.C, C3.D,C3.K, C3.L, C3.R, C3.N current below normal or open circuit

102 6 EXM2 C3.A, C3.C, C3.D,C3.K, C3.L, C3.R, C3.N current above normal or shorted to ground

102 3 EXM2 C3.A, C3.C, C3.E, C3.F voltage above normal or shorted to high

102 4 EXM2 C3.A, C3.C, C3.E, C3.F voltage below normal or shorted low

102 3 EXM2 C4.C, C4.D, C4.L, C4.M, C4.P voltage above normal or shorted to high

102 4 EXM2 C4.C, C4.D, C4.L, C4.M, C4.P voltage below normal or shorted low

102 5 EXM2 C4.C, C4.D, C4.F, C4.K, C4.L, C4.M current below normal or open circuit

102 6 EXM2 C4.C, C4.D, C4.F, C4.K, C4.L, C4.M current above normal or shorted to ground

102 3 EXM2 C5.A, C5,B,C5.C, C5.F, C5.G, C5.H, C5.L, C5.M voltage above normal or shorted to high

102 4 EXM2 C5.A, C5,B,C5.C, C5.F, C5.G, C5.H, C5.L, C5.M voltage below normal or shorted low

107 6 SHM J1.A, J1.E current above normal or shorted to ground

108 6 SHM J3.G current above normal or shorted to ground

109 6 SHM J3.M current above normal or shorted to ground

110 5 SHM J3.F current below normal or open circuit

110 6 SHM J3.F current above normal or shorted to ground

111 5 SHM J3.K current below normal or open circuit

111 6 SHM J3.K current above normal or shorted to ground