158507-1920 ZEXEL 9 421 622 680 BOSCH DIAPHRAGM HOUSING 9421622680 1585071920

Remote Fault Reset$00 $0D aUsed to reset faults on the CCM.
Table 2
(a)     $00 - $7F = Retain current CCM inactive fault status.
$80 - $FF = Reset CCM inactive fault.    Device ID Code$00 $80 aabbccUsed to read the device ID code from the CCM as well as other components on the data link. Each pair of bytes (aa, bb, cc) is sent LSB first.
Table 3
(aa)     Module ID: will always equal $61, data will be sent as $61 $00    
(bb)     Service Tool Support Change Level: $01, data will be sent as $01 $00    
(cc)     Application type:$FF $E0, data will be sent as $E0 $FF    CCM Error Codes$00 $82 abUsed to read the CCM Error Codes.
Table 4
(a)     bit 1 = Reserved    
(b) (1)     Fault Code Status    
bit 8     1 = RS-232C link message fault exists    
bit 7     1 = Miscellaneous Cat Data Link fault    
bit 6     1 = Invalid Cat Data message fault    
bit 5     1 = Internal buffer overflow on RS-232C or Data Data Link fault    
bit 4     1 = RS-232C short circuit fault    
bit 3     1 = Memory battery is weak    
bit 2     1 = M5X message error (checksum or byte count error)    
bit 1     1 = EEPROM fault    
( 1 ) A value of 0 (zero) in bits 1 through 8 indicates that particular fault does not exist.CCM Communication Rate Change Enable$AA $12 aUsed to determine if the CCM is connected to the host computer directly or remotely using a modem. Also used to enable or disable the host computers ability to change the communication rate of the RS-232C serial port.
Table 5
(a)     Bit 4     Reserved for Caterpillar.    
Bit 3 0 = Enable password protection
1 = Disable password protection    
Bit 2 0 = Enable baud rate change
1 = Disable baud rate change    
Bit 1 0 = Direct connection
1 = Modem connection    Access Level 1 Password$AA $87 aaaaaaaaUsed to read or program the Level 1 Password
Table 6
(aaaaaaaa)     Level 1 password in printable ASCII form. Must be at least 6, but no more than