IDLE SPEED & MIXTURE
Note. Idle speed and mixture are computer-controlled.
FAST IDLE SPEED
Note. Fast idle speed is computer-controlled.
THROTTLE POSITION (TP) SENSOR
| Application | At Idle | Wide Open Throttle |
|---|---|---|
| Accent, Elantra & Tiburon | .10-.88 | 4.25-4.8 |
| Sonata | .48-.52 | 4.5-5.5 |
TP SENSOR VOLTAGE SPECIFICATIONS
ENGINE COMPRESSION
Check engine compression with engine at normal operating temperature at specified cranking speed, all spark plugs removed and throttle wide open.
| Application | Specification | ||
|---|---|---|---|
| Compression Ratio | |||
| Accent (1.5L) | 10.0:1 | ||
| Elantra (1.8L) | 10.0:1 | ||
| Sonata | |||
| 2.0L | 9.0:1 | ||
| 3.0L | 8.9:1 | ||
| Tiburon (2.0L) | 10.3:1 | ||
| Compression Pressure | |||
| Accent (1.5L) | 234 psi (1613 kPa) | ||
| Elantra (1.8L) | 213 psi (1468 kPa) | ||
| Sonata | |||
| 2.0L | 171 psi (1188 kPa) | ||
| 3.0L | 170 psi (1172 kPa) | ||
| Tiburon (2.0L) | 213 psi (1468 kPa) | ||
| Maximum Variation Between Cylinders All Models | 14 psi (97 kPa) | ||
COMPRESSION SPECIFICATIONS
VALVE CLEARANCE
Note. All models are equipped with hydraulic lash adjusters. No adjustments are required.
IGNITION COIL
| Application | Primary | Secondary | |
|---|---|---|---|
| Accent (1.5L) | .45-.55 | 10,300-13,900 | |
| Elantra (1.8L) | .45-.55 | 10,300-13,900 | |
| Sonata | |||
| 2.0L | .77-.95 | 10,300-13,900 | |
| 3.0L | .72-.88 | 10,300-13,900 | |
| Tiburon | .45-.55 | 10,300-13,900 | |
IGNITION COIL RESISTANCE - Ohms @ 68°F (20°C)
HIGH-TENSION WIRE RESISTANCE
| Wire Application | Ohms | ||
|---|---|---|---|
| Accent (1.5L) | |||
| No. 1 | 4,800 | ||
| No. 2 | 10,000 | ||
| No. 3 | 7,300 | ||
| No. 4 | 12,000 | ||
| Elantra (1.8L) | |||
| No. 1 | 15,300 | ||
| No. 2 | 12,400 | ||
| No. 3 | 10,600 | ||
| No. 4 | 8,800 | ||
| Sonata | |||
| 2.0L | |||
| No. 1 | 5,800 | ||
| No. 2 | 8,400 | ||
| No. 3 | 10,600 | ||
| No. 4 | 9,700 | ||
| 3.0L | |||
| Coil | 5,800 | ||
| No. 1 | 8,000 | ||
| No. 2 | 5,400 | ||
| No. 3 | 9,600 | ||
| No. 4 | 6,900 | ||
| No. 5 | 11,000 | ||
| No. 6 | 8,000 | ||
| Tiburon (2.0L) | |||
| No. 1 | 15,300 | ||
| No. 2 | 12,400 | ||
| No. 3 | 10,700 | ||
| No. 4 | 8,800 | ||
HIGH-TENSION WIRE RESISTANCE
SPARK PLUGS
| Application | Number | |
|---|---|---|
| Accent (1.5L) | ||
| Champion | RC9YC4/RC10YC4 | |
| NGK | BKR5ES-11 | |
| Elantra (1.8L) | ||
| Champion | RC9YC4/RC10YC4 | |
| NGK | BKR5ES-11 | |
| Sonata (2.0L) | ||
| Champion | RN9YC4 | |
| NGK | BPR6ES-11 | |
| Sonata (3.0L) | ||
| ND | P16PR-11 | |
| NGK | PGR5A-11 | |
| Tiburon (2.0L) | ||
| Champion | RN9YC4/RC10YC4 | |
| NGK | BKR5ES-11 | |
SPARK PLUG TYPE
| Application | Gap: In. (mm) | Torque: Ft. Lbs. (N.m) |
|---|---|---|
| All Models | .039-.043 (1.0-1.1) | 15-21 (20-28) |
SPARK PLUG SPECIFICATIONS
FIRING ORDER & TIMING MARKS
Note. Use illustrations to determine firing order. (Scheme 1), (Scheme 2) or (Scheme 3).
Firing Order (1.5L). Scheme 1
Firing Order (1.8L & 2.0L). Scheme 2
Firing Order & Distributor Rotation (3.0L). Scheme 3
IGNITION TIMING
| Application | Base Timing | |
|---|---|---|
| Accent (1.5L) (1) | 9° @ 800 | |
| Elantra (1.8L) (1) | 10° @ 800 | |
| Sonata | ||
| 2.0L (1) | 5° @ 750 | |
| 3.0L (2) | 5° @ 700 | |
| Tiburon (2.0L) (1) | 10° @ 800 | |
| (1) Ignition timing is not adjustable. (2) With ignition timing adjustment connector grounded. DO NOT adjust timing with scan tool connected to DLC. | ||
| (1) | Ignition timing is not adjustable. |
| (2) | With ignition timing adjustment connector grounded. DO NOT adjust timing with scan tool connected to DLC. |
IGNITION TIMING (Degrees BTDC @ RPM)
FUEL PUMP
| Engine Application | At Idle W/ Vacuum psi (kPa) | At Idle W/O Vacuum psi (kPa) |
|---|---|---|
| Accent (1.5L) | 36 (250) | 44 (300) |
| Elantra (1.8L) | 37 (255) | 44 (300) |
| Sonata (2.0L & 3.0L) | 39 (270) | 46-49 (320-340) |
| Tiburon (2.0L) | 37 (255) | 44 (300) |
REGULATED FUEL PRESSURE
INJECTOR RESISTANCE
| Application | Ohms |
|---|---|
| Accent, Elantra & Tiburon | 15.6-16.3 |
| Sonata | 13.0-16.0 |
INJECTOR RESISTANCE