Hyundai Accent Manuals

Hyundai Accent: ECM Problem Inspection Procedure - Engine Control Module (ECM). Repair procedures - Engine Control System - Engine Control/Fuel SystemHyundai Accent: ECM Problem Inspection Procedure

1.
TEST ECM GROUND CIRCUIT: Measure resistance between ECM and chassis ground using the backside of ECM harness connector as ECM side check point. If the problem is found, repair it.

Specification: Below 1Ω

2.
TEST ECM CONNECTOR: Disconnect the ECM connector and visually check the ground terminals on ECM side and harness side for bent pins or poor contact pressure. If the problem is found, repair it.
3.
If problem is not found in Step 1 and 2, the ECM could be faulty. If so, make sure there were no DTC's before swapping the ECM with a new one, and then check the vehicle again. If DTC's were found, examine this first before swapping ECM.
4.
RE-TEST THE ORIGINAL ECM: Install the original ECM (may be broken) into a known-good vehicle and check the vehicle. If the problem occurs again, replace the original ECM with a new one. If problem does not occur, this is intermittent problem (Refer to “Intermittent Problem Inspection Procedure” in Basic Inspection Procedure).

Installation
When replacing the ECM, the vehicle equipped with the immobilizer must be performed procedure as below. [In the ...

ETC (Electronic Throttle Control) System. Description and Operation
...

See also:

Low tire pressure telltale
When the tire pressure monitoring system warning indicator is illuminated, one or more of your tires is significantly under-inflated. If the telltale illuminates, immediately reduce your speed, a ...

Exhaust Manifold. Components and Components Location
Components 1. Heat protector 2. Exhaust manifold 4. Exhaust manifold gasket 5. Exhaust manifold stay ...

SRS Care
The SRS is virtually maintenance-free and so there are no parts you can safely service by yourself. If the SRS air bag warning light "" does not illuminate, when you turn the ignition on ...

Hyundai Accent Manuals


© 2011-2024 Copyright www.hamanual.com