P1244/2: Intermittent Failure With Csd Solenoid Valve - Yanmar 3TNV82A Troubleshooting Manual

FAILURE DIAGNOSIS

(3) P1244/2: Intermittent Failure with CSD solenoid valve

DTC P1244/2
DTC Detecting Conditions
1 - Precondition; 2 - Detecting condition(s); 3 - Flashing pattern of failure indicator
1. Engine running.
2. Unconfirmed error detected 10 times.
3: Does not flash.
Movement at Error occurrence
Error Mode [Run As Is]:
After detecting the error, the system lets the engine continue to run without any
restrictions.
Run restricted? No.
Recovery No.
Conditions
Remarks
Estimation of Failure cause/Error condition
• The connector may not be properly connected.
• Wiring defect of the harness
The CSD solenoid valve wiring may be disconnected or short-circuited with POWER SUPPLY.
•
• The E-ECU internal circuitry may be faulty.
1-82
DTCs (Diagnostic Trouble Codes) General Description
Intermittent Failure with CSD solenoid valve
Check points
Connector
Harness
CSD solenoid valve
E-ECU
TNV DI Service Manual