Combination switch system symptoms
Symptom Table


Dtc/circuit diagnosis
Removal and installationDiagnosis system (ECM)
Diagnosis description : 1st trip detection
logic and two trip detection logic
When a malfunction is detected for the first time, 1st trip DTC and 1st trip
Freeze Frame data are stored in the
ECM memory. The MIL will not illuminate at this stage. <1st trip>
If the same malfunction is dete ...
Diagnosis description : malfunction indicator lamp (MIL)
When emission-related ECU detects a malfunction in the emission
control systems components and/or the powertrain control components
(which affect vehicle emissions), it turns on/blinks MIL to
inform the driver that a malfunction has been detected.
The MIL illuminates when ignition switch is t ...
Precautions For Engine Service
DISCONNECTING FUEL PIPING
Before starting work, check no fire or spark producing items are in the
work area.
Release fuel pressure before disconnecting and disassembly.
After disconnecting pipes, plug openings to stop fuel leakage.
DRAINING ENGINE COOLANT
Drain engine coolant and engi ...