Check for blockage in vapor hoses, EVAP canister and purge valve. Repair or replace components as necessary and retest system.
Home/Jaguar/S-type/Jaguar S-type I (1998-2004)/Repair manual/Testing & Diagnostics/DTC P1450: SYSTEM UNABLE TO RELEASE FUEL TANK VACUUM
Contents
Wiring diagrams Section: Testing & Diagnostics- Engine Controls - Basic Diagnostic Procedures: Diagnosis
- Engine Controls - Basic Diagnostic Procedures: Other
- Engine Controls - Self-Diagnostics: Overview
- Engine Controls - Self-Diagnostics: Diagnosis
- Engine Controls - Self-Diagnostics: Maintenance
- Engine Controls - Self-Diagnostics: Other
- DTC P0131: HO2S FAILURE
- DTC P0132: HO2S FAILURE
- DTC P0133: HO2S FAILURE
- DTC P0135: HO2S HEATER FAILURE
- DTC P0136: HO2S HEATER FAILURE
- DTC P0138: HO2S FAILURE
- DTC P0141: HO2S HEATER FAILURE
- DTC P0151: HO2S FAILURE
- DTC P0152: HO2S FAILURE
- DTC P0153: HO2S FAILURE
- DTC P0155: HO2S HEATER FAILURE
- DTC P0156: HO2S HEATER FAILURE
- DTC P0158: HO2S FAILURE
- DTC P0161: HO2S HEATER FAILURE
- DTC P0171: EXHAUST LEAK (BEFORE CATALYST)
- DTC P0172: FUEL PRESSURE SENSOR FAILURE (HIGH FUEL PRESSURE)
- DTC P0174: EXHAUST LEAK (BEFORE CATALYST)
- DTC P0175: FUEL PRESSURE SENSOR FAILURE (HIGH FUEL PRESSURE)
- DTC P0201: INJECTOR FAILURE
- DTC P0202: INJECTOR FAILURE
- DTC P0203: INJECTOR FAILURE
- DTC P0204: INJECTOR FAILURE
- DTC P0205: INJECTOR FAILURE
- DTC P0206: INJECTOR FAILURE
- DTC P0207 (V8 ENGINE): INJECTOR FAILURE
- DTC P0208 (V8 ENGINE): INJECTOR FAILURE
- DTC P0300: IGNITION COIL FAILURE
- DTC P0301: IGNITION COIL FAILURE
- DTC P0302: IGNITION COIL FAILURE
- DTC P0303: IGNITION COIL FAILURE
- DTC P0304: IGNITION COIL FAILURE
- DTC P0305: IGNITION COIL FAILURE
- DTC P0306: IGNITION COIL FAILURE
- DTC P0307 (V8 ENGINE): IGNITION COIL FAILURE
- DTC P0308 (V8 ENGINE): IGNITION COIL FAILURE
- DTC P0325: BANK 1 KS FAILURE
- DTC P0330: BANK 2 KS FAILURE
- DTC P0340: BANK 1 CMP SENSOR FAILURE
- DTC P0341: BANK 2 CMP SENSOR FAILURE
- DTC P0350: IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0351: IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0352: IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0353: IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0354: IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0355: IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0356: IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0357 (V8 ENGINE): IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0358 (V8 ENGINE): IGNITION SUPPRESSION CAPACITOR FAILURE
- DTC P0420: HO2S (BANK 1, UPSTREAM 1) FAILURE
- DTC P0430: BANK 2 HO2 SENSOR(S) HEATER FAILURE
- DTC P1128: UPSTREAM HO2 SENSORS TO PCM WIRING FAULT
- DTC P1129: DOWNSTREAM HO2 SENSORS TO PCM WIRING FAULT
- DTC P1130: EXHAUST SYSTEM LEAK
- DTC P1131: EXHAUST SYSTEM LEAK
- DTC P1132: EXHAUST SYSTEM LEAK
- DTC P1133: EXHAUST SYSTEM LEAK
- DTC P1134: HO2 SENSORS (BANK 1, UPSTREAM 1) FAILURE
- DTC P1137: HO2 SENSOR (BANK 1, DOWNSTREAM 2) FAILURE
- DTC P1138: HO2 SENSOR (BANK 1, DOWNSTREAM 2) FAILURE
- DTC P1150: HO2 SENSOR (BANK 1, UPSTREAM 1) FAILURE
- DTC P1151: HO2 SENSOR (BANK 2, UPSTREAM 1) FAILURE
- DTC P1152: HO2 SENSOR (BANK 2, UPSTREAM 1) FAILURE
- DTC P1153: HO2 SENSOR (BANK 2, UPSTREAM 1) FAILURE
- DTC P1154: HO2 SENSOR (BANK 2, UPSTREAM 1) FAILURE
- DTC P1157: HO2 SENSOR (BANK 2, DOWNSTREAM 2) FAILURE
- DTC P1158: HO2 SENSOR (BANK 2, DOWNSTREAM 2) FAILURE
- DTC P1380: BANK 1 VVT SOLENOID FAILURE
- DTC P1381: BANK 1 VVT SOLENOID FAILURE
- DTC P1383: BANK 1 VVT ACTUATOR OIL SUPPLY FAULT
- DTC P1385: BANK 2 VVT SOLENOID FAILURE
- DTC P1386: BANK 2 VVT ACTUATOR OIL SUPPLY FAULT
- DTC P1388: BANK 2 VVT ACTUATOR OIL SUPPLY FAULT
- DTC P0102, P0103, P01100 OR P1101: MAF SENSOR CIRCUIT
- DTC P0112, P0113 OR P1112: IAT SENSOR CIRCUIT
- DTC P0117, P0118, P1116 OR P1117: ECT SENSOR CIRCUIT (V8 ENGINE)
- DTC P0122, P0123, P0124 OR P1121: TP SENSOR CIRCUIT
- DTC P0125: ECT/CHT SENSOR RESPONSE INSUFFICIENT FOR CLOSED LOOP FUEL METERING
- DTC P0131, P0132, P0133, P0135, P0420, P1130, P1131 OR P1132: HO2S CIRCUIT (BANK 1, UPSTREAM 1)
- DTC P0136, P0138, P0141, P0420, P1137 OR P1138: HO2S CIRCUIT (BANK 1, DOWNSTREAM 2)
- DTC P0151, P0152, P0153, P0155, P0430, P1150, P1151 OR P1152: HO2S CIRCUIT (BANK 2, UPSTREAM 1)
- DTC P0156, P0158, P0161, P0430, P1157 OR P1158: HO2S CIRCUIT (BANK 2, DOWNSTREAM 2)
- DTC P0180: EFT SENSOR CIRCUIT
- DTC P0190, P0192 OR P0193: INJECTOR PRESSURE SENSOR CIRCUIT
- DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208: FUEL INJECTOR CIRCUIT
- DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308: RANDOM CYLINDER MISFIRE
- DTC P0325: KNOCK SENSOR CIRCUIT (BANK 1)
- DTC P0330: KNOCK SENSOR CIRCUIT (BANK 2)
- DTC P0340: CAMSHAFT POSITION SENSOR CIRCUIT (BANK 1)
- DTC P0341: CAMSHAFT POSITION SENSOR CIRCUIT (BANK 2)
- DTC P0351, P0352, P0353, P0354, P0355, P0356, P0357, P0358: IGNITION COIL PRIMARY CIRCUIT MALFUNCTION
- DTC P0442: EVAP CONTROL SYSTEM (SMALL LEAK)
- DTC P0443: EVAP CONTROL SYSTEM PURGE VALVE CIRCUIT
- DTC P0451: FTP SENSOR RANGE/PERFORMANCE
- DTC P0452 & P0453: FTP SENSOR CIRCUIT
- DTC P0602: PCM PROGRAMMING ERROR
- DTC P0603: PCM KAM TEST ERROR
- DTC P0605: PCM ROM TEST ERROR
- DTC P1127: EXHAUST NOT WARM ENOUGH (DOWNSTREAM HO2 SENSORS NOT TESTED)
- DTC P1128 & P1129: HO2S SWAPPED FROM BANK TO BANK
- DTC P1183 & P1184: EOT SENSOR CIRCUIT
- DTC P1285: CHT SENSOR (HIGH TEMPERATURE SENSED - V6 ENGINE)
- DTC P1288: CHT SENSOR (SELF-TEST OUT OF RANGE - V6 ENGINE)
- DTC P1289 & P1290: CHT SENSOR CIRCUIT (V6 ENGINE)
- DTC P1380, P1381 OR P1383: VVT MALFUNCTION (BANK 1)
- DTC P1385, P1386 OR P1388: VVT MALFUNCTION (BANK 2)
- DTC P1450: SYSTEM UNABLE TO RELEASE FUEL TANK VACUUM
- DTC P1451: EVAP CANISTER CLOSE VALVE CIRCUIT
- DTC P1633: KAM VOLTAGE TOO LOW
- Engine Controls - Trouble Shooting - No Codes: Diagnosis
- Engine Controls - Trouble Shooting - No Codes: Other
- Engine Emmission Control: Specifications
- Engine Emmission Control: Diagnosis
- Engine Emmission Control: Removal & Installation
- Engine Emmission Control: Wiring
- Engine Emmission Control: Other
- Evaporative Emissions: Specifications
- Evaporative Emissions: Diagnosis
- Evaporative Emissions: Removal & Installation
- Evaporative Emissions: Other
- 4.0L V8: Removal & Installation
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