SERVICE MANUAL
  Applies to: Hyundai Coupe/Tiburon 1998-2000
GROUP
Fuel System MFI Control System
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CIRCUIT DIAGRAM 
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HARNESS INSPECTION PROCEDURES 
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ACCELERATION SENSOR 

The acceleration sensor is attached in the engine compartment on the driver's side. While driving, the rough road condition is sensed by the acceleration sensor and the ECM uses this input signal to avoid the wrong misfire detection.

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DTC - P1605, P1606 (ACCELERATION SENSOR) 
TROUBLESHOOTING HINTS

When abnormal output voltage occurs at stop position of vehicle or acceleration sensor is operated beyond normal operating zone.

USING VOLTMETER
Check item
 Check condition
 Test specification
Acceleration sensor output voltage (acceleration sensor side connector No.1 or ECM harness side connector No. 80)
 While idling
 2.3 - 2.7V
While driving
 0.5 - 4.5V