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1A-145 Engine General Information and Diagnosis: DTC P0463: Fuel Level Sensor Circuit High S5JB0A1104095 Wiring Diagram DTC Detecting Condition and Trouble Area DTC Confirmation Procedure 1) With ignition switch turned OFF, connect scan tool. DTC Troubleshooting NOTE
DTC detecting condition Trouble area Fuel level sensor voltage is higher than specified value for 3 • ECM power and/or ground circuit malfunction Step Action Yes No 1 Was “Engine and Emission Control System Check” Go to Step 2. Go to “Engine and 2 Does fuel level meter in combination meter indicate “E” Replenish fuel tank with Go to Step 3. 3 Do you have SUZUKI scan tool? Go to Step 4. Go to Step 5. 4 Fuel level sensor output signal check with SUZUKI scan turned OFF. 2) Turn ON ignition switch and check fuel level displayed on SUZUKI scan tool. Is it 3% or less? Go to Step 6. Intermittent trouble. 5 Fuel level sensor output signal check connected. 3) Turn ON ignition switch and measure voltage between “E23-24” terminal of ECM connector and vehicle body Is voltage about 3.5 V or more? Go to Step 6. Intermittent trouble. 6 Fuel level sensor circuit resistance check turned OFF. 2) Check for proper connection to “E23-24” terminal of ECM connector. 3) If OK, measure resistance between “E23-24” terminal of ECM connector and vehicle body ground. Is resistance below 280 Ω ? Go to Step 7. Go to Step 8. |