PIN 4700337 - Caterpillar

Table 1
Connector Pinout for the Thermocouple Rail and for Extension Cable 25    
Pin number     3616     3612     3608     3606    
1     1 or 2+     1 or 2+     1+     1+    
2     1 or 2-     1 or 2-     1-     1-    
3     3 or 4+     3 or 4+     2+     2+    
4     3 or 4-     3 or 4-     2-     2-    
5     5 or 6+     5 or 6 +     3+     3+    
6     5 or 6-     5 or 6-     3-     3-    
7     7 or 8+     7 or 8+     4+     4+    
8     7 or 8-     7 or 8-     4-     4-    
9     9 or 10+     9 or 10+     5+     5+    
10     9 or 10-     9 or 10-     5-     5-    
11     11 or 12+     11 or 12+     6+     6+    
12     11 or 12-     11 or 12-     6-     6-    
13     13 or 14+     Inlet to turbocharger +     7-     Inlet to turbocharger +    
14     13 or 14-     Inlet to turbocharger -     7+     Inlet to turbocharger -    
15     15 or 16+     Stack +     8-     Stack +    
16     15 or 16-     Stack -     8+     Stack -    
17     Inlet to turbocharger +     Unused     Inlet to turbocharger +     Unused    
18     Inlet to turbocharger -     Unused     Inlet to turbocharger -     Unused    
19     Stack +     Unused     Stack +     Unused    
20     Stack -     Unused     Stack -     Unused    
21     Stack +     Unused     Unused     Unused    
22     Stack -     Unused     Unused     Unused    
23     Unused     Unused     Unused     Unused    
24     Unused     Unused     Unused     Unused    
25     Shield     Shield     Shield     Shield    Note: Vee engines use the same rail for both the even banks and the odd number banks. Pin 10 connects to the negative lead of the number 9 thermocouple when the pin is used on the right side of the engine. Pin 10 connects to the negative lead of the number 10 thermocouple when the pin is used on the left side of the engine.
Table 2
Pin number     Thermocouple Connectors and Thermocouple Rail Connectors    
1     Negative    
2     Positive    
3     Shield