Blue Bird Coachworks 450 LXi, Owner'S Manual

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450 LXi Owner Manual 5-2 Engine Messenger System
Rev. “C”
~ 5-2-25 ~
5-2.10.2 Diagnostic Code Chart
The following table (Table 14) is provided in order to help determine the action that should be taken if a particular diagnostic
code is active. The chart is intended as a general guideline. The current operating conditions will determine the reaction of
the driver to the codes. As an example, only intermittent service codes that are a persistent problem should be serviced.
Table 14 - “Suggested Driver Action for Diagnostic Codes
(3176B, 3176C, C-10, C11, C-12, C13, C15, C-15, and the 3406E Engines)”
Code Description
“Shutdown”
“Vehicle”
(1)
“Service
ASAP”
(2)
“Schedule
Service”
(3)
1-11 Cylinder 1 Fault X
2-11 Cylinder 2 Fault X
3-11 Cylinder 3 Fault X
4-11 Cylinder 4 Fault X
5-11 Cylinder 5 Fault X
6-11 Cylinder 6 Fault X
22-11 “Cam Sensor to Crank Sensor Calibration” X
22-13 “Check Timing Sensor Calibration” X
30-08 Invalid PTO Throttle Signal X
30-13 “PTO Throttle Sensor Calibration” X
32-05 “Turbo Wastegate Solenoid Output Open Circuit” X
32-06 “Turbo Wastegate Solenoid Short Circuit” X
32-11 “Turbo Wastegate Solenoid Output Short to +Batt” X
41-03 “8 Volt Supply Above Normal” X
41-04 “8 Volt Supply Below Normal” X
43-02 “Ignition Button Switch Fault” X
52-11 “Air Inlet Shutoff Shutdown” X
54-05 “Output #6 Open Circuit” X
54-06 “Output #6 Short Circuit” X
55-05 “Output #7 Open Circuit” X
55-06 “Output #76 Short Circuit” X
64-12 “Loss of Engine Cam Sensor RPM Signal” X
71-00 “Idle Shutdown Override”
(4)
71-01 “Idle Shutdown Occurence” (4)
71-14 “PTO Shutdown Timer Occurence” X
84-00 “Vehicle Over Speed Warning” (4)
84-01 “Loss of Vehicle Speed Signal” X
84-02 “Invalid Vehicle Speed Signal” X
84-08 “Vehicle Speed Out of Range” X
84-01 “Vehicle Speed Rate of Change” X
(1) The “Shutdown Vehicle” code indicates the presence of a condition that could potentially damage the engine. The driver should bring the vehicle
to a stop off the road and out of traffi c.
(2) The “Service ASAP” code indicates that the driver should go to the nearest qualifi ed location for service if vehicle performance is adversely affected.
(3) The “Schedule Service” code should be addressed at the next convenient opportunity if vehicle operation is adversely affected.
(4) “No action required”