TECHNICAL INFORMATION
5 - 20
MAIN
CODE
SUB
CODE
DESCRIPTION DO NOT
SHIFT
LIGHT
INHIBITED OPERATION
DESCRIPTION
64 23 Retarder modulation request sensor,
high
No Retarder operation inhibited
65 00 Engine rating too high Yes DNS
66 00 Serial communications interface fault No Use default throttle values
69 12 ECU, A solenoid driver open Yes DNS, SOL OFF (hydrau-
lic default)
69 13 ECU, B solenoid driver open Yes DNS, SOL OFF (hydrau-
lic default)
69 14 ECU, C solenoid driver open Yes DNS, SOL OFF (hydrau-
lic default)
69 15 ECU, D solenoid driver open Yes DNS, SOL OFF (hydrau-
lic default)
69 16 ECU, E solenoid driver open Yes DNS, SOL OFF (hydrau-
lic default)
69 21 ECU, F solenoid driver open No Lock-up inhibited
69 22 ECU, G solenoid driver open Yes DNS, SOL OFF (Hydrau-
lic default)
69 23 ECU, H solenoid driver open No Retarder allowed,
differential lock inhibited
69 24 ECU, J solenoid driver open No Low and 1 st inhibited
69 25 ECU, K solenoid driver open No K solenoid operation inhibited
69 26 ECU, N solenoid driver open No Low and 1st inhibited
69 32 ECU, SPI communications link fault No Hold in last valid direction
69 33 ECU, Central Operating Processor
(COP) timeout
Yes Reset ECU, Shutdown ECU
on 2nd occurrence (power
loss: hydraulic defaults)
69 34 ECU, EEPROM write timeout Yes DNS, SOL OFF (Hydrau-
lic default)
69 35 ECU, EEPROM checksum Yes Induce COP timeout (re-
set ECU)
69 36 ECU, RAM self test Yes Induce COP timeout (re-
set ECU)
69 41 ECU, I/O ASIC addressing test Yes Induce COP timeout (re-
set ECU)
70 12 Software, minor loop overrun Yes Induce COP timeout (re-
set ECU)
70 13 Software, illegal write to address $0000 Yes Induce COP timeout (re-
set ECU)
70 14 Software, major loop overrun Yes Induce COP timeout (re-
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