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-28-
No.EX##-OMU0020-A
5.1.2. Diagnostics type 2
Table. 5-6 Overview of Diagnostics type 2
Byte
Description
0
General diagnostics 1
1
Valve diagnostics 1
2
General diagnostics 2
3
Valve diagnostics 2
5.1.2.1. General diagnostics 1
Table. 5-7 General Diagnostics 1
Bit
Description
Explanation
0
Maximum number of
valves
0: 16 coils
1: 32 coils
1
Valve coil(s) short circuit
0: No valve coils have short circuit
1: At least one valve coil has a short circuit
2
US1 diagnostics 1
0: US1 present (> approx. 21.6 VDC)
1: US1 has dropped (< approx. 20.4 VDC)
3
Reserved
Fixed 0
4
US2 diagnostics 1
0: US2 present (> approx. 22.8 VDC)
1: US2 has dropped (< approx. 21.6 VDC)
5
US2 diagnostics 2
0: US2 present (> approx. 17 VDC)
1: US2 has dropped (< approx. 17 VDC) or not present
6
Reserved
Fixed 0
7
US1 diagnostics 2
0: US1 present (> approx. 17 VDC)
1: US1 has dropped (< approx. 17 VDC) or not present
5.1.2.2. Valve diagnostics 1
Table. 5-8 Valve diagnostics 1
Bit
Description
Explanation
0
Valve 0, 1 diagnostics
0: Short circuit, 1: No error
1
Valve 2, 3 diagnostics
0: Short circuit, 1: No error
2
Valve 4, 5 diagnostics
0: Short circuit, 1: No error
3
Valve 6, 7 diagnostics
0: Short circuit, 1: No error
4
Valve 8, 9 diagnostics
0: Short circuit, 1: No error
5
Valve 10, 11 diagnostics
0: Short circuit, 1: No error
6
Valve 12, 13 diagnostics
0: Short circuit, 1: No error
7
Valve 14, 15 diagnostics
0: Short circuit, 1: No error