SENSOR RANGE CHARTS
Note. Unless stated otherwise in test procedure, perform all tests using a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance.
BAROMETRIC (BARO) PRESSURE SENSOR
BARO pressure sensor testing requires use of scan tool. See related DTC in appropriate TESTS W/CODES articles; For Accent see TESTS W/CODES article, for Elantra and Tiburon see TESTS W/CODES article, for Sonata 2.0L see TESTS W/CODES article, for Sonata 3.0L see TESTS W/CODES article.
CAMSHAFT POSITION (CMP) SENSOR
Camshaft position sensor testing requires use of scan tool. See related DTC in appropriate TESTS W/CODES articles; For Accent see TESTS W/CODES article, for Elantra and Tiburon see TESTS W/CODES article, for Sonata 2.0L see TESTS W/CODES article, for Sonata 3.0L see TESTS W/CODES article.
CRANKSHAFT POSITION (CKP) SENSOR
Crankshaft position sensor testing requires use of scan tool. See related DTC in appropriate TESTS W/CODES article; For Accent see TESTS W/CODES article, for Elantra and Tiburon see TESTS W/CODES article, for Sonata 2.0L see TESTS W/CODES article, for Sonata 3.0L see TESTS W/CODES article.
| Temperature F° (C°) | (1) Ohms |
|---|
| Accent |
| 68 (20) | 486-594 |
| (1) Check between sensor terminals with sensor disconnected. |
| (1) | Check between sensor terminals with sensor disconnected. |
CRANKSHAFT POSITION (CKP) SENSOR RESISTANCE
| Temperature °F (°C) | (1) Ohms |
|---|
| 22 (-30) | 22,220-31,780 |
| 14 (-10) | 8160-10,740 |
| 32 (0) | 5180-6600 |
| 68 (20) | 2270-2730 |
| 104 (40) | 1059-1281 |
| 140 (60) | 538-650 |
| 176 (80) | 298-322 |
| 194 (90) | 219-243 |
| (1) Check between sensor terminals with sensor disconnected. |
| (1) | Check between sensor terminals with sensor disconnected. |
ECT SENSOR TEMPERATURE-TO-RESISTANCE VALUES
| Temperature F° (C°) | (1) Voltage |
|---|
| Accent (2) |
| 32 (0) | 4.05 |
| 68 (20) | 3.44 |
| 104 (40) | 2.72 |
| 176 (80) | 1.25 |
| (1) Backprobe ECT harness connector terminal No. 2, or ECM harness connector terminal No. 78. (2) Information on other models not available. |
| (1) | Backprobe ECT harness connector terminal No. 2, or ECM harness connector terminal No. 78. |
| (2) | Information on other models not available. |
| Pressure Psi (kg/cm 2 ) | (1) Voltage |
|---|
| .36 (-.03) | 0.5 |
| 0 (0) (2) | 1.3-1.7 |
| 0.145 (.01) | 2.5 |
| 0.363 (2.5) | 4.5 |
| (1) System uses a self-zeroing feature, making voltage values approximates. (2) With fuel filler cap removed. |
| (1) | System uses a self-zeroing feature, making voltage values approximates. |
| (2) | With fuel filler cap removed. |
FUEL TANK PRESSURE (FTP) SENSOR VALUES
HEATED OXYGEN SENSOR (HO2S)
Testing requires use of scan tool. See related DTC in appropriate TESTS W/CODES articles; For Accent see TESTS W/CODES article, for Elantra and Tiburon see TESTS W/CODES article, for Sonata 2.0L see TESTS W/CODES article, for Sonata 3.0L see TESTS W/CODES article.
| Temperature F° (C°) | (1) Ohms |
|---|
| 71 (22) | 1.6-2.5 |
| (1) Check between sensor terminals with sensor disconnected. |
| (1) | Check between sensor terminals with sensor disconnected. |
HEATED OXYGEN SENSOR (HO2S) HEATER RESISTANCE
| Temperature °F (°C) | Voltage (1) |
|---|
| Except Sonata |
| 32 (0) | 3.3-3.7 |
| 68 (20) | 2.4-2.8 |
| 104 (40) | 1.6-2.0 |
| 176 (80) | 0.5-0.9 |
| Sonata |
| 32 (0) | 6.0 |
| 68 (20) | 2.7 |
| 176 (80) | 0.4 |
| (1) Check voltage between IAT terminals No. 1 and 2 with sensor connected. |
| (1) | Check voltage between IAT terminals No. 1 and 2 with sensor connected. |
IAT SENSOR TEMPERATURE-TO-VOLTAGE SPECIFICATIONS
| Engine Speed | Voltage |
|---|
| Sonata |
| Idle | 1.7-2.3 |
MANIFOLD DIFFERENTIAL PRESSURE (MDP) SENSOR VOLTAGES
| Temperature F° (C°) | (1) Ohms |
|---|
| 68 (20) | 5M |
| (1) Check between sensor terminals with sensor disconnected. |
| (1) | Check between sensor terminals with sensor disconnected. |
KNOCK SENSOR RESISTANCE SPECIFICATIONS
| Engine Speed | Volts |
|---|
| Accent |
| Idle | 0.7-1.1 |
| 3000 | 1.3-2.0 |
MASS AIRFLOW SENSOR VOLTAGE
| Throttle Position | Specification |
|---|
| Accent |
| Standard Value | (1) 700-3000 Ohms |
| Idle | (1) 2300-3400 Ohms |
| Closed | (2) 0.10-0.88 Volts |
| Open (WOT) | (2) 4.25-4.80 Volts |
| Elantra & Tiburon |
| Standard Value | (1) 700-3000 Ohms |
| Idle | (1) 2300-3400 Ohms |
| Closed | (2) 0.25-0.80 Volts |
| Open (WOT) | (2) 4.25-4.80 Volts |
| Sonata |
| Standard Value | (3) 3500-6500 Ohms |
| Closed | (4) 0.45-0.55 Volts |
| Open (WOT) | (4) 4.50-5.50 Volts |
| (1) Check between TP sensor terminals No. 2 and 3. (Scheme 1) (2) Check between ground and TP sensor terminal No. 1 with sensor connected. (Scheme 1) (3) Check between TP sensor terminals No. 1 and 4. (Scheme 2) (4) Check between ground and TP sensor terminal No. 3 with sensor connected. (Scheme 2) |
| (1) | Check between TP sensor terminals No. 2 and 3. (Scheme 1) |
| (2) | Check between ground and TP sensor terminal No. 1 with sensor connected. (Scheme 1) |
| (3) | Check between TP sensor terminals No. 1 and 4. (Scheme 2) |
| (4) | Check between ground and TP sensor terminal No. 3 with sensor connected. (Scheme 2) |
THROTTLE POSITION (TP) SENSOR SPECIFICATIONS
Scheme 1
Scheme 2
VEHICLE SPEED SENSOR (VSS)
VSS testing requires use of scan tool. See related DTC in appropriate TESTS W/CODES articles; For Accent see TESTS W/CODES article, for Elantra and Tiburon see TESTS W/CODES article, for Sonata 2.0L see TESTS W/CODES article, for Sonata 3.0L see TESTS W/CODES article.
VOLUME AIRFLOW SENSOR
Airflow sensor testing requires use of scan tool. See related DTC in appropriate TESTS W/CODES articles; For Accent see TESTS W/CODES article, for Elantra and Tiburon see TESTS W/CODES article, for Sonata 2.0L see TESTS W/CODES article, for Sonata 3.0L see TESTS W/CODES article.
