Allison Transmission Other Features C-15
PA-1628Operator's ManualH3-45 COACH
DTC Description
CHECK
Light
Inhibited Operation
Description
P2815 Pressure Control Solenoid 6 (PCS6) Control Circuit High Yes
DNS, SOL OFF (hydraulic
default)
U0073 CAN Communication Bus 1 Off No Use default values
U0074 CAN Communication Bus 2 Off No Use default values
U0100 Lost Communications with ECM A Yes Use default values
U0103
Lost Communication with Gear Shift Module (Shift Selector)
1
Yes
Maintain range selected,
observe gear shift direction
circuit
U0291
Lost Communication with Gear Shift Module (Shift Selector)
2
Yes
Maintain range selected,
observe gear shift direction
circuit
U0304 Incompatible Gear Shift Module 1 (Shift Selector) Yes Ignore shift selector inputs
U0333 Incompatible Gear Shift Module 2 (Shift Selector) Yes Ignore shift selector inputs
U0404
Invalid Data Received From Gear Shift Module (Shift
Selector) 1
Yes
Maintain range selected,
observe gear shift direction
circuit
U0592
Invalid Data Received From Gear Shift Module (Shift
Selector) 2
Yes
Maintain range selected,
observe gear shift direction
circuit
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