Fault
Symptom
code No.
Faulty ECU memory. When this
malfunction is detected, the code
50
number might not appear on the
meter.
No signals are received from the ECU.
Er-1
No signals are received from the ECU
within the specified duration.
Er-2
Data from the ECU cannot be
Er-3
received correctly.
Non-registered data has been
Er-4
received from the meter.
FUEL INJECTION SYSTEM
Probable cause of malfunction
S Malfunction in ECU. (The program and data are not
properly written on or read from the internal memory.)
S Open or short circuit in wiring sub lead.
S Malfunction in meter.
S Malfunction in ECU.
S Improper connection in wiring sub lead.
S Malfunction in meter.
S Malfunction in ECU.
S Improper connection in wiring sub lead.
S Malfunction in meter.
S Malfunction in ECU.
S Improper connection in wiring sub lead.
S Malfunction in meter.
S Malfunction in ECU.
7-10
FI
Diagnostic
code
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