ENGINE (DIAGNOSTICS)(H4DO) > Electrical Component Location
LOCATION
1. CONTROL MODULE

(1) | Engine control module (ECM) | (3) | Malfunction indicator light | (4) | Data link connector |
(2) | Delivery (test) mode fuse |




2. SENSOR

(1) | Mass air flow and intake air temperature sensor | (5) | Crankshaft position sensor | (9) | Intake camshaft position sensor |
(2) | Tumble generator valve actuators (with built-in opening angle switch) | (6) | Knock sensor | (10) | Exhaust camshaft position sensor |
(3) | Electronic throttle control | (7) | Battery current sensor | (11) | Engine oil temperature sensor |
(4) | Manifold absolute pressure sensor | (8) | Battery temperature sensor | (12) | Engine coolant temperature sensor |











(1) | Front oxygen (A/F) sensor | (3) | Front catalytic converter | (4) | Rear catalytic converter |
(2) | Rear oxygen sensor |

(1) | Leak check valve ASSY (with built-in pressure sensor) | (2) | Fuel level sensor | (3) | Fuel sub level sensor |




3. SOLENOID VALVE, ACTUATOR, EMISSION CONTROL SYSTEM PARTS AND IGNITION SYSTEM PARTS

(1) | EGR control valve | (4) | Fuel injector | (6) | Tumble generator valve actuator |
(2) | Purge control solenoid valve | (5) | Ignition coil | (7) | Exhaust oil control solenoid |
(3) | Intake oil control solenoid |









(1) | Leak check valve ASSY | (2) | Canister |



(1) | Starter | (5) | Fuel pump relay | (9) | Radiator main fan relay 1 |
(2) | Fuel pump | (6) | A/F, oxygen sensor relay | (10) | Radiator main fan relay 2 |
(3) | Main relay | (7) | Electronic throttle control relay | (11) | Radiator sub fan relay |
(4) | IG relay | (8) | Starter relay 1 |






Drive cycle Procedure
Engine control module (ecm) i/o signal Electrical specificationUser recognition function
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