New Holland CX720 Repair Manual page 2094

0482.2-SELF TEST, DATA INCORRECT (SERVICE TOOL FAULT
CODE 200) (B.20.A.92 - G.30.C.10)
CX840
0482.2 - SELF TEST, DATA INCORRECT (SERVICE TOOL FAULT CODE 200)
Context:
Engine enabled - no restriction on fuel or speed
Cause:
A fault has occurred during the engine ECU self test routine after start up.
Possible failure modes:
1. Engine ECU fault
Solution:
1. Stop and restart the engine.
A. Stop the engine. Clear the fault code from the memory and restart.
B. If the fault self heals continue with vehicle operation. If the fault re-occurs continue with step 2.
2. Download engine ECU software.
A. Download the correct level software into the engine ECU. Restart the engine.
B. If the fault has been eliminated continue with vehicle operation. If the fault re-occurs continue with step 3.
3. Replace the engine ECU.
A.
POWER PRODUCTION - FUEL AND INJECTION SYSTEM
2 4/7/2006
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