TRIONIC T7 Fuel Control System
- Adjustment-Replacement
- Control module
- Crankshaft position sensor
- Manifold absolute pressure sensor
- Pressure/temperature sensor, charge air
- Temperature sensor, engine coolant
- Mass air flow sensor
- Throttle body
- Limp-home solenoid
- Reset of triggered limp-home mechanism
- Relay, limp-home solenoid
- Switch, cruise control
- Brake pedal switch
- Clutch pedal switch
- Charge air control valve
- Checking and adjusting basic charging pressure
- Checking the wastegate
- Turbo bypass control valve
- Fuel pressure regulator
- Checking the fuel pressure regulator
- Fuel pump
- Checking fuel pump capacity
- Relay, fuel pump
- Main relay
- Relay, A/C
- Injectors
- Checking injector flow capacity
- Front oxygen sensor (B235R, B205L/R)
- Rear oxygen sensor (B235R, B205L/R)
- EVAP pressure sensor
- EVAP canister purge valve
- EVAP close valve
- Ignition discharge module
- Spark plugs
- Adjusting the accelerator pedal cable.
- Leak test, fuel pressure, flow capacity and adaptation procedure
- Checking induction system integrity
- Component Location
- Brakelight switch (29)
- Relay, fuel pump (102)
- Switch, clutch, cruise control (133)
- Switch, brakes, cruise control (134)
- Switch, cruise control (141)
- Relay, A/C compressor (156)
- Solenoid valve, boost pressure (179a)
- Temperature sensor, coolant, engine management system (202)
- Mass air flow sensor (205)
- Injector, cyl. 1 (206a)
- Injector, cyl. 2 (206b)
- Injector, cyl. 3 (206c)
- Injector, cyl. 4 (206d)
- Main relay, engine management system (229)
- Transmission range switch 1, automatic (245)
- Heating element, oxygen sensor (271)
- Purge valve, EVAP canister (321)
- Motor, fuel pump (323)
- Position sensor, crankshaft (345)
- Ignition discharge module (346)
- Temperature sensor, intake air (407)
- Pressure sensor, intake manifold (431)
- Control module, TCM for T7 (502b)
- Relay, starter relay (517)
- Main instrument unit (540)
- ABS control module (547)
- Pressure sensor, EVAP (585)
- Solenoid valve, EVAP shut-off (588)
- Control module, Trionic T7 4-cyl (589b)
- Heated oxygen sensor 1 (592Fa)
- Heated oxygen sensor 2 (592Ra)
- Pressure sensor, charge air (603)
- Actuator, throttle body (604)
- Solenoid valve, turbo bypass (605)
- Solenoid, limp-home (607)
- Relay, limp-home (640)
- Connector H2 -43
- Connector H4 -7
- Connector H4 -18
- Connector H4 -19
- Connector H6 -12
- Connector H10-1
- Connector H10-19
- Connector H33-1
- Connector H33-2
- Connector H33-3
- Connector H33-5
- Crimp J31, engine harness T7
- Crimp J34, T7 engine harness
- Crimp J35, T7 engine harness
- Crimp J36, engine harness T7
- Crimp J44, engine harness T7
- Crimp J45, engine harness T7
- Crimp J57, dashboard harness
- Crimp J63, dashboard harness
- Crimp J75, dashboard harness
- Crimp J76, dashboard harness
- Crimp J114, rear harness
- Crimp J185, engine harness T7
- Crimp contact JH4, dashboard harness
- Grounding point G3
- Grounding point G7A
- Grounding point G7B
- Fault Diagnosis Fault Codes
- Notes
- DTC P0100: Mass Air Flow Circuit. No Signal.
- DTC P0101: Mass Air Flow Circuit. Performance Problems.
- DTC P0102: Mass Air Flow Circuit. Low Input.
- DTC P0103: Mass Air Flow Circuit. High Input.
- DTC P0106: Manifold Absolute Pressure Sensor Circuit. Performance Problem.
- DTC P0107: Manifold Absolute Pressure Sensor Circuit. Open/Short to Ground.
- DTC P0108: Manifold Absolute Pressure Sensor Circuit. Short to B+.
- DTC P0112: Intake Air Temperature Sensor Circuit. Short to Ground.
- DTC P0113: Intake Air Temperature Sensor Circuit. Short to B+/Open Circuit.
- DTC P0115: Engine Coolant Temperature Circuit. Performance Problem.
- DTC P0116: Engine Coolant Temperature Circuit. Performance Problem.
- DTC P0117: Engine Coolant Temperature Sensor Circuit. Short to Ground.
- DTC P0118: Engine Coolant Temperature Sensor Circuit. Short to B+/Open circuit.
- DTC P0119: Engine Coolant Temperature Circuit. Intermittent Open/Short.
- DTC P0125: Excessive Time to Enter Closed Loop Fuel Control.
- DTC P0131: O2S Circuit. Low Voltage. Sensor 1.
- DTC P0132: O2S Circuit. High Voltage. Sensor 1.
- DTC P0133: O2S Circuit. Slow Response. Sensor 1.
- DTC P0134: O2S Circuit. No Activity Detected. Sensor 1.
- DTC P0137: O2S Circuit. Low Voltage. Sensor 2.
- DTC P0138: O2S Circuit. High Voltage. Sensor 2.
- DTC P0140: O2S Circuit. No Activity Detected. Sensor 2.
- DTC P0171: Long Term Fuel Trim Multiplicative. Max Value, Air/Fuel too Lean.
- DTC P0172: Long Term Fuel Trim Multiplicative. Min Value, Air/Fuel too Rich.
- DTC P0300: Random Misfire Detected.
- DTC P0301: Cylinder 1 Misfire Detected.
- DTC P0302: Cylinder 2 Misfire Detected.
- DTC P0303: Cylinder 3 Misfire Detected.
- DTC P0304: Cylinder 4 Misfire Detected.
- DTC P0327: Knock Sensor Circuit. Low Input, Bank 1.
- DTC P0336: Crankshaft Position Sensor Circuit. Performance Problem.
- DTC P0337: Crankshaft Position Sensor. No Input.
- DTC P0340: Camshaft Position Sensor. Malfunction.
- DTC P0420: Three Way Catalytic Converter. Malfunction.
- DTC P0441: EVAP Purge Valve. Malfunction.
- DTC P0442: EVAP. Small Leakage in System.
- DTC P0444: EVAP Purge Valve Circuit. Open/Short to Ground.
- DTC P0445: EVAP Purge Valve Circuit. Short to B+.
- DTC P0452: EVAP Tank Pressure Sensor Circuit. Short to Ground.
- DTC P0453: EVAP Tank Pressure Sensor Circuit. Open/Short to B+.
- DTC P0455: EVAP. Serious Leakage in System.
- DTC P0501: Vehicle Speed. Input signal outside limits.
- DTC P0502: Vehicle Speed. No input signal.
- DTC P0506: Idle Speed Control. Idling Speed too Low.
- DTC P0507: Idle Speed Control. Idling Speed too High.
- DTC P0605: Internal Control Module. Malfunction.
- DTC P1105: Charge Air Absolute Pressure Sensor. Hose leakage.
- DTC P1106: Charge Air Absolute Pressure Sensor Circuit. Performance Problem.
- DTC P1107: Charge Air Absolute Pressure Sensor Circuit. Short to Ground/Open.
- DTC P1108: Charge Air Absolute Pressure Sensor Circuit. Short to B+.
- DTC P1110: Charge Air Bypass Valve. Performance Problems.
- DTC P1131: O2S. Switch point - lean. Sensor 1
- DTC P1132: O2S. Switch point - rich. Sensor 1
- DTC P1133: O2S Circuit. Low Voltage. Sensor 1.
- DTC P1135: O2S Heater Circuit. Current too Low, Sensor 1.
- DTC P1136: O2S Heater Circuit. Current too High, Sensor 1.
- DTC P1137: O2S Circuit. Low Voltage. Sensor 2.
- DTC P1141: O2S Heater Circuit. Current too Low, Sensor 2.
- DTC P1142: O2S Heater Circuit. Current too High, Sensor 2.
- DTC P1171: Short Term Fuel Trim. Max Value, Air/Fuel too Lean.
- DTC P1172: Short Term Fuel Trim. Min Value, Air/Fuel too Rich.
- DTC P1181: Long Term Fuel Trim Additive. Max Value, Air/Fuel too Lean.
- DTC P1182: Long Term Fuel Trim Additive. Min Value, Air/Fuel too Rich.
- DTC P1230: Throttle Position Sensor 1 and 2 Circuit. Sum Out of Range.
- DTC P1231: Throttle Position Sensor 1 and 2 Circuit. Sum Out of Range (No Limp Home).
- DTC P1240: Throttle Motor Circuit. Shorted.
- DTC P1251: Throttle Motor. Full PWM in Closing Direction. NOTE. May set if Mechanism is not Reseted.
- DTC P1252: Throttle Motor. Full PWM in Open Direction and no Motor Current.
- DTC P1253: Throttle Motor. Full PWM in Open Direction During Cranking.
- DTC P1260: Throttle Return Spring. Too Low Force. NOTE. May set if Mechanism is not Reseted.
- DTC P1261: Throttle Binding.
- DTC P1263: The Throttle Was Rotated By Hand When The Engine Was Running.
- DTC P1264: Throttle Open When Pedal Is Released.
- DTC P1300: Random Misfire Detected. Catalyst Damaging.
- DTC P1301: Cylinder 1 Misfire Detected. Catalyst Damaging.
- DTC P1302: Cylinder 2 Misfire Detected. Catalyst Damaging.
- DTC P1303: Cylinder 3 Misfire Detected. Catalyst Damaging.
- DTC P1304: Cylinder 4 Misfire Detected. Catalyst Damaging.
- DTC P1310: Ignition Discharge Module. Not Powered, Bank 1.
- DTC P1312: Combustion Detection Cyl. 1+2. Open Circuit/Short to B+.
- DTC P1334: Combustion Detection Cyl. 3+4. Open Circuit/Short to B+.
- DTC P1390: Random Misfire Detected. Catalyst Damaging. Fuel Level Low.
- DTC P1391: Cylinder 1 Misfire Detected. Catalyst Damaging. Fuel Level Low.
- DTC P1392: Cylinder 2 Misfire Detected. Catalyst Damaging. Fuel Level Low.
- DTC P1393: Cylinder 3 Misfire Detected. Catalyst Damaging. Fuel Level Low.
- DTC P1394: Cylinder 4 Misfire Detected. Catalyst Damaging. Fuel Level Low.
- DTC P1441: EVAP Purge Valve. Malfunction And Malfunctional Fuel Level Sensor.
- DTC P1442: EVAP Small Leakage In System And Malfunctional Fuel Level Sensor.
- DTC P1444: Canister Close Valve Circuit. Open/Short to Ground.
- DTC P1445: Canister Close Valve Circuit. Short to B+.
- DTC P1451: EVAP Tank Pressure Sensor. Performance Problem.
- DTC P1452: EVAP Tank Pressure Sensor. Value Too Low When Depressurized.
- DTC P1453: EVAP Tank Pressure Sensor. Value Too High When Depressurized.
- DTC P1455: EVAP Tank Pressure Sensor. Serious Leakage In System And Malfunctional Fuel Level Sensor.
- DTC P1460: Immobilizer Active. NOTE. If new T7, MIU or TWICE module, program code in TWICE.
- DTC P1491: EVAP Tank Pressure Sensor. Performance Problem At The Same Time As The Fuel Level Sensor Diagnosis Has Reported A Fault.
- DTC P1492: EVAP Tank Pressure Sensor. Value Too Low In Depressurized State At The Same Time As The Fuel Level Sensor Diagnosis Has Reported A Fault.
- DTC P1493: EVAP Tank Pressure Sensor. Value Too High In Depressurized State At The Same Time As The Fuel Level Sensor Has Reported A Fault.
- DTC P1530: Pedal Position Sensor 1 and 2 Circuit. Sum Out of Range.
- DTC P1531: Pedal Position Sensor 1 and 2 Circuit. Adapted Sum Out of Range.
- DTC P1532: Pedal Position Sensor 1 And 2 Circuit. Control Module Inputs Shorted To Each Other.
- DTC P1549: Charge Air. Malfunction
- DTC P1576: Brake Light Switch Circuit. Open/Short to B+.
- DTC P1577: Brake Light Switch Circuit. Short to Ground.
- DTC P1601: Internal Control Module. Malfunction.
- DTC P1602: Internal Control Module. Malfunction.
- DTC P1603: Internal Control Module. Malfunction.
- DTC P1604: Internal Control Module. Malfunction.
- DTC P1605: Internal Control Module. Malfunction.
- DTC P1606: Internal Control Module. Malfunction.
- DTC P1607: Internal Control Module. Malfunction.
- DTC P1608: Internal Control Module. Malfunction.
- DTC P1609: Internal Control Module. Malfunction.
- DTC P1610: Internal Control Module. Malfunction.
- DTC P1611: Internal Control Module. Malfunction.
- DTC P1613: Internal Control Module. Malfunction.
- DTC P1614: Internal Control Module. Malfunction.
- DTC P1621: Internal Control Module. Malfunction.
- DTC P1622: No Bus Data From MIU.
- DTC P1623: No Bus Data From TCM.
- DTC P1624: CHECK ENGINE. Request (Bus from TCM).
- DTC P1625: No Bus data From TC/ABS.
- DTC P1631: Internal Control Module. Malfunction.
- DTC P1632: Internal Control Module. Malfunction.
- DTC P1633: Internal Control Module. Malfunction.
- DTC P1640: Main Relay Circuit. No Voltage to Control Module pin 1.
- DTC P1641: Fuel Pump Relay. No Voltage to Fuel Pump and O2S Preheating.
- DTC P1652: Main Relay Coil Circuit. Open/Short to Ground.
- DTC P1653: Main Relay Coil Circuit. Short to B+.
- DTC P1654: Fuel Pump Relay Coil Circuit. Open/Short to Ground.
- DTC P1655: Fuel Pump Relay Coil Circuit. Short to B+.
- DTC P1656: A/C Relay Coil Circuit. Open/Short to Ground.
- DTC P1657: A/C Relay Coil Circuit. Short to B+.
- DTC P1658: Charge Air Bypass Valve Circuit. Open/Short to Ground.
- DTC P1659: Charge Air Bypass Valve Circuit. Short to B+.
- DTC P1662: Charge Air Control Valve Circuit. Open/Short to Ground.
- DTC P1663: Charge Air Control Valve Circuit. Short to B+.
- DTC P1670: Relay of limp-home function, open circuit/short circuit to ground
- DTC P1671: Relay of limp-home function, short circuit to B+
- DTC P1676: Injector Circuit. Open/Short to Ground or B+.
- Fault Diagnosis, General
- Fault Diagnosis, Symptoms
- Special Tools
- Tech 2
- 30 14 883 Pressure/vacuum pump
- 83 93 852 Pressure measuring equipment, fuel and oil pressure
- 83 93 886 Diagnostics cable, LH system
- 83 94 322 Wrench, butterfly
- 83 94 538 Circlip tool
- 83 94 744 Adapter, fuel pressure testing
- 86 10 867 Ground cable, DI system
- 86 11 170 Test cable, 70-pin
- 86 11 352 Measurement cable, male pin (x 4)
- 86 11 386 Test pin, ignition discharge module control
- 86 11 410 Measurement cable, female pin (x 4)
- 86 11 857 Test lamp, red-green
- 86 12 996 Hardware key for USB port
- Technical Data
- Trionic T7 control module (430b/589b)
- Test readings, control module connections
- Crankshaft position sensor (345)
- Manifold absolute pressure sensor (431)
- Charge air absolute pressure sensor (603)
- Intake air temperature sensor (407)
- Coolant temperature sensor (202)
- Mass air flow sensor (205)
- Actuator, throttle body (604)
- Limp-home solenoid (607)
- Relay, limp-home solenoid (640)
- Switch, cruise control (141)
- Clutch pedal switch (133)
- Brake pedal switch (134)
- Charge air control valve (179a
- Control valve, bypass (605)
- Fuel pressure regulator
- Fuel pump (323)
- Relay, fuel pump (102)
- Main relay (229)
- Relay, A/C (156)
- Heated oxygen sensor 1, before catalytic converter (592Fa)
- Heated oxygen sensor 2, after catalytic converter (592Ra)
- EVAP canister purge valve (321)
- Solenoid valve, EVAP shut-off (588)
- EVAP pressure sensor (585)
- Trionic 7, Mode 06
- Ignition discharge module (346)
- Spark plugs (157)
- Technical Description
- Main components
- Brief description
- Brief description, fuel evaporation
- Turbo induction function diagram, exhaust, 4-cyl.
- Control module inputs
- Control Module Bus Inputs
- Control Module Outputs
- Control Module Bus Outputs
- Control module
- Control module power supply
- 5V supply
- Ground
- Crankshaft position sensor
- Mass air flow sensor
- Manifold absolute pressure sensor
- Charge air absolute pressure sensor
- Intake air temperature sensor
- Coolant temperature sensor
- Speed, wire from ABS
- Speed, bus from TC/ABS
- P Bus And I Bus
- Bus communication
- Main relay
- Fuel pump relay
- A/C relay
- Control valve, bypass
- Air mass control, basic function
- Pedal position sensor
- Cruise control
- Air Mass Limitation
- Load compensation
- Other Air Request
- Throttle Control
- Turbo control
- Fuel injection, basic function
- Basic quantity, fuel
- Compensation
- Closed loop
- Purging
- Multiplicative adaptation
- Additive Adaptation
- Starting fuel
- Injection duration
- Fuel shut-off
- Injectors
- Ignition, basic function
- Idling speed ignition timing
- Catalytic converter heating ignition
- Normal ignition timing
- Knock control
- Starting ignition timing
- Ignition discharge module