Mazda 2: Symptom Diagnostic Index
Mazda 2 2007-2014 Service Manual / Engine / Symptom Diagnostic Index
- Confirm trouble symptom using the following diagnostic index, then go to appropriate troubleshooting chart.
Diagnostic Index
CONTROL SYSTEM DEVICE AND CONTROL RELATIONSHIP CHART
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Intermittent Concern Troubleshooting
Vibration Method
1. If malfunction occurs or becomes worse while driving on a rough road or
when engine is
vibrating, perform the steps below.
NOTE:
There are several reasons vehicle or engine vibr
Engine Control System Operation Inspection
Main Relay Operation Inspection
1. Verify that the main relay clicks when the ignition switch is turned to
the ON position, then off.
If there is no operation sound, inspect the following:
Main r
Engine System
ENGINE LOCATION INDEX
Engine
(See ENGINE TUNE-UP)
(See COMPRESSION INSPECTION)
(See ENGINE REMOVAL/INSTALLATION)
(See ENGINE DISASSEMBLY/ASSEMBLY)
Drive belt
(See DRIVE BELT INSPE
SEE MORE:
Solenoid Valve
SOLENOID VALVE INSPECTION
CAUTION:
Water or foreign objects entering the connector can cause a poor
connection or
corrosion. Be sure not to drop water or foreign objects on the connector
when
disconnecting it.
On-Vehicle Inspection
1. Disconnect the coupler component connector.
Disconnect
Lighting Control
Headlights
Turn the headlight switch to turn the headlights, other exterior lights and
instrument panel
illumination on or off.
When the lights are turned on, the lights-on indicator light in the instrument
cluster turns on.
NOTE
To prevent discharging the battery, do not leave the light
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