Pulse Accelerator - Yanmar 3TNV82A Troubleshooting Manual

FAILURE DIAGNOSIS

Pulse accelerator

Related DTC
DTC P1127/8
Work flow
*For details of the work, see after-mentioned "<Work Description>."For the operation of the
diagnosis tool, see "Diagnosis tool Operation Manual" separately.
Initial diagnosis with the diagnosis tool
A. Check the current
failure display
Current failure
exists.
[Check items] : Fault Code
Failure diagnosis flow
1. Harness continuity check
1-152
Method and Procedure of Failure Diagnosis
Failure with Spare Accelerator Sensor (Pulse Communication)
DTC in the failure history indication
NG
OK
Check the failure
conditions.
Harness replacement
Check the sender unit of the
pulse accelerator signal, or
replace E-ECU.
TNV DI Service Manual
019482-00E