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[Abs-Zero] The technical home page of Ian Till
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How to Make sense of Vectra X25XE Fault Codes (applies to Vectra B, many also are correct for other engines)
Code Description
P0100 Mass Air Flow Sensor Voltage High P0100 Mass Air Flow Sensor Voltage Low P0110 Intake Air Temperature Voltage High
P0110 Intake Air Temperature Voltage Low P0115 Coolant Temperature Voltage High
P0115 Coolant Temperature Voltage Low P0120 Throttle Position Sensor (TPS) Voltage High P0120 Throttle Position Sensor (TPS) Voltage Low P0130 O2 Sensor 1 Circuit Voltage High P0130 O2 Sensor 1 Circuit Voltage Low P0130 O2 Sensor 1 Open Circuit P0150 O2 Sensor 2 Circuit Voltage High P0150 O2 Sensor 2 Circuit Voltage Low P0150 O2 Sensor 2 Open Circuit P0201 Injector Valve 1 Voltage High P0201 Injector Valve 1 Voltage Low P0201 Injector Valve 1 Open Circuit P0202 Injector Valve 2 Voltage High P0202 Injector Valve 2 Voltage Low P0202 Injector Valve 2 Open Circuit P0203 Injector Valve 3 Voltage High P0203 Injector Valve 3 Voltage Low P0203 Injector Valve 3 Open Circuit P0204 Injector Valve 4 Voltage High P0204 Injector Valve 4 Voltage Low P0204 Injector Valve 4 Open Circuit P0205 Injector Valve 5 Voltage High P0205 Injector Valve 5 Voltage Low P0205 Injector Valve 5 Open Circuit P0206 Injector Valve 6 Voltage High P0206 Injector Valve 6 Voltage Low P0206 Injector Valve 6 Open Circuit P0230 Fuel Pump Relay Voltage High P0230 Fuel Pump Relay Voltage Low P0230 Fuel Pump Relay Open Circuit P0325 Knock Signal Circuit 1 P0330 Knock Signal Circuit 2
P0335 No Engine
P0335 Incorrect P0340 Hall Sensor Voltage High P0340 Hall Sensor Voltage Low
P0403
P0403
P0403 P0410 Secondary Air Pump Voltage High P0410 Secondary Air Pump Voltage Low P0443 Fuel Tank Ventilation Valve Voltage High P0443 Fuel Tank Ventilation Valve Voltage Low P0443 Fuel Tank Ventilation Open Circuit P0500 Vehicle Speed Signal P0505 Idle Air Control Voltage High P0505 Idle Air Control Voltage Low P0550 Power Steering Voltage High P0550 Power Steering Voltage Low P0560 Battery Voltage High P0560 Battery Voltage Low P0602 Control Module Programming Error P1110 Intake Manifold Valve 1 Voltage High P1110 Intake Manifold Valve 1 Voltage Low P1111 Intake Manifold Valve 2 Voltage High P1111 Intake Manifold Valve 2 Voltage Low P1230 Power Supply Relay Secondary Circuit
P1405
P1405
P1405 P1501 Immobiliser No or Wrong Coding P1502 Immobiliser No Signal P1503 Immobiliser Wrong Signal P1530 A/C Relay Voltage High
P1600 Reprogram or Replace Electronic Control Unit (ECU) P1602 Knock Control Module; Replace ECU P1690 Check Light Voltage High P1690 Check Light Voltage Low P1690 Check Light Open Circuit P1740 Torque Control Voltage Low P1740 Continuous Torque Control
Any questions, problems, mistakes and other complaints etc should be sent to Ian. Disclaimer: All of this information has been prepared and presented in good faith, but the author can not be held responsible for any injury or damage that occurs as a result of either following the procedure detailed, or any failure to do so. Working on cars is not to be taken lightly. Even seemingly minor damage to other systems within a vehicle could render it unsafe for use on the road, so be very sure of what you are doing and leave anything you are not 100% confident about to a qualified engineer. Version: 1.00 First attempt, January 2004
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