ROD AS 1212085 - Caterpillar

Illustration 1 g00687896
Enter the service mode. Select the "ACTIVE ERROR" option on the second line by using the keys for direction.
Illustration 2 g00687943
The area that is highlighted in the illustration is showing the number of the error out of the total number of errors that are present.
Illustration 3 g00687952
The left arrow key and the right arrow key is used to display the error codes that are active. These keys are used to scroll through the codes. The illustration above shows the "MID-CID-FMI". The "69" is the MID. The "1162" is the CID and the "04" is the FMI. The arrow keys are used to scroll through the active diagnostic codes.
Table 1
Module Identification (MID)    
Number For The Module    Module    
69     Engine and Pump Controller    
6A     Tool Controller    
1E     Monitoring System    
24
(Not in 321C)     Engine ECM    
Table 2
Component Identifier (CID)    
CID Number    Name Of Component    
91
(Not in 321C)     Throttle position signal    
96     Fuel level sensor    
110     Engine coolant temperature sensor    
167     Alternator    
168     Voltage of the power supply (keyswitch)    
190     Speed sensor    
248
( 319C, 320C, 322C, 325C, and 330C ONLY)     Cat data link    
254
( 312C, 315C, and 321C ONLY)     Electronic Control Module (ECM)    
271
( 312C, 315C, and 321C ONLY)     Action Alarm    
286
(Not in 321C)     Signal for low engine oil pressure    
374     Swing brake solenoid    
376     Travel alarm    
581     Proportional reducing valve for the power shift pressure    
586     Engine speed dial    
587     Feedback sensor for the governor actuator    
588
( 312C, 315C, and 321C ONLY)     Communication problem between controller and monitor    
590     Engine controller    
598     Travel speed solenoid    
600     Hydraulic oil temperature sensor    
1161     Pump delivery pressure    
1162     Pump delivery pressure    
1525     Straight travel solenoid    
2002
( 319C, 320C, 322C, 325C, and 330C ONLY)     Action alarm    
Table 3
Failure Mode Identifier    
FMI    Description    
00     Above Normal Data is valid but above normal.    
01     Below Normal Data is valid but below normal.    
02     Incorrect Signal Data is erratic, intermittent, or incorrect.    
03     Voltage Above Normal    
04     Voltage Below Normal    
05     Current Below Normal    
06     Current Above Normal    
07     Improper Mechanical Response    
08     Abnormal Signal    
09     Abnormal Update    
10     Abnormal Rate of Change    
11     Failure Mode Identifier    
12     Failed Component    
13     Out of Calibration    The MID is the code for the control module. The CID is the code for the component identification. The FMI is the failure mode identifier.