E320 1999

3.2L V6 VIN - Auto 1

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3.2L V6 VIN - Auto

Trouble Code: P0100



Hot Film MAF Sensor

Possible Causes:



Unmetered air leak
 
Wiring/connectors
 

Trouble Code: P0110



Intake Air Temperature Circuit Malfunction

Possible Causes:



Unmetered air leak
 
Wiring/connectors
 

Trouble Code: P0114



Intake Air Temperature Circuit Intermittent

Possible Causes:



2
 

Trouble Code: P0115



Engine Coolant Temperature Circuit Malfunction

Possible Causes:



Wiring/connectors
 
Engine control module
 
ECT sensor
 

Trouble Code: P0116



Coolant Temperature Sensor Improper Signal

Possible Causes:



Coolant temperature sensor.
 
Three-disk thermostat valve.
 
ECT sensor circuit wiring.
 

Trouble Code: P0117



Coolant Temperature Sensor or Circuit

Possible Causes:



Circuit and connectors:
 
- Coolant temperature sensor circuit
 
- Coolant temperature sensor
 

Trouble Code: P0118



Coolant Temperature Sensor or Circuit

Possible Causes:



Circuit and connectors:
 
- Coolant temperature sensor circuit short to ground, short to positive, or an open circuit
 
- Coolant temperature sensor
 

Trouble Code: P0130



Right O2 Sensor Voltage

Possible Causes:



Circuit and connectors:
 
- Right O2 sensor circuit
 
- Right O2 sensor
 

Trouble Code: P0133



Right HO2S Sensor (Before TWC) Aging: Sensor Too Sluggish

Possible Causes:



Right O2 sensor.
 

Trouble Code: P0135



O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)

Possible Causes:



Circuit and connectors:
 
- Right HO2S sensor circuit short to positive or open in circuit
 
- Low resistance
 
Right HO2S sensor/heater
 

Trouble Code: P0136



O2 Sensor Circuit Malfunction (Bank 1 Sensor 2)

Possible Causes:



Circuit and connectors:
 
- Right O2 sensor circuit
 
Right O2 sensor circuit
 

Trouble Code: P0140



O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2)

Possible Causes:



Circuit and connectors:
 
- Right O2 sensor circuit
 
- Right O2 sensor, after TWC
 
- Circuit relay, engine
 
- Fuse
 
- Voltage supply via circuit, connector sleeve
 

Trouble Code: P0141



O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)

Possible Causes:



Circuit and connectors:
 
- Short circuit to positive or open in circuit
 
-Right rear HO2S sensor
 

Trouble Code: P0150



Left O2 Sensor Voltage Too High or Too Low

Possible Causes:



Circuit and connections:
 
- Left O2 sensor circuit
 
- Left O2 sensor
 

Trouble Code: P0153



Left HO2S Sensor (Before TWC) Aging - Sensor Too Sluggish

Possible Causes:



Left O2 sensor
 

Trouble Code: P0155



Heating Capacity of Left HO2S Too Low or Short Circuit

Possible Causes:



Circuit and connectors:
 
- Left HO2S sensor circuit short to positive
 
- Low resistance
 
Left HO2S sensor/heater
 

Trouble Code: P0156



Left O2 Sensor (After TWC) Circuit

Possible Causes:



Circuit and connectors:
 
- Left O2 sensor short circuit to ground
 
- Short circuit between signal line and line to sensor heater
 
Left HO2S sensor
 

Trouble Code: P0160



Left O2 Sensor (After TWC) Circuit

Possible Causes:



Circuit and connectors:
 
- Left O2 sensor discontinuity of signal line
 
- Circuit relay, engine
 
- Fuse
 
- Voltage supply via circuit, connector sleeve
 
- Left O2 sensor
 

Trouble Code: P0161



Left O2 Sensor Heater (After TWC)

Possible Causes:



Check left O2 sensor, after TWC, using actual value.
 
Test current consumption of left O2 sensor heater, after TWC
 

Trouble Code: P0170



Lambda Control (Fuel Trim) Malfunction-Bank 1)

Possible Causes:



Unmetered air
 
Injectors
 
Diaphragm pressure regulator
 
Hot film mass air flow sensor
 
Engine wear
 

Trouble Code: P0173



Lambda Control (Fuel Trim) Implausible-(Bank 2)

Possible Causes:



Lambda control
 
Unmetered air
 
Injectors
 
Diaphragm pressure regulator
 
Hot film mass air flow sensor
 
Engine wear
 

Trouble Code: P0201



Injection Valve Output Stage (Cyl. 1) Circuit

Possible Causes:



Fuel injector cylinder 1
 
Circuit 87 relay, engine
 
Fuse 43
 
Voltage supply via circuit 87 connector sleeve
 

Trouble Code: P0202



Injection Valve Output Stage (Cyl. 2) Circuit Discontinuity

Possible Causes:



Fuel injector cylinder 2
 
Circuit 87 relay, engine
 
Fuse 43
 
Voltage supply via circuit 87 connector sleeve
 

Trouble Code: P0203



Injection Valve Output Stage (Cyl. 3) Circuit Discontinuity

Possible Causes:



Fuel injector cylinder 3
 
Circuit 87 relay, engine
 
Fuse 43
 
Voltage supply via circuit 87 connector sleeve
 

Trouble Code: P0205



Injection Valve Output Stage (Cyl. 5) Circuit Discontinuity

Possible Causes:



Fuel injector cylinder 1
 
Circuit 87 relay, engine
 
Fuse 43
 
Voltage supply via circuit 87 connector sleeve
 

Trouble Code: P0206



Injection Valve Output Stage (Cyl. 6) Circuit Discontinuity

Possible Causes:



Fuel injector cylinder 6
 
Circuit 87 relay, engine
 
Fuse 43
 
Voltage supply via circuit 87 connector sleeve
 

Trouble Code: P0300



Random/Multiple Cylinder Misfire Detected

Possible Causes:



Ignition system
 
Fuel System
 
Engine component malfunction
 
ECM
 

Trouble Code: P0301



Misfiring of Cylinder 1

Possible Causes:



Ignition system
 
Fuel System
 
Engine component malfunction
 
ECM
 

Trouble Code: P0302



Misfiring of Cylinder 2

Possible Causes:



Ignition system
 
Fuel System
 
Engine component malfunction
 
ECM
 

Trouble Code: P0303



Misfiring of Cylinder 3

Possible Causes:



Ignition system
 
Fuel System
 
Engine component malfunction
 
ECM
 

Trouble Code: P0304



Misfiring of Cylinder 4

Possible Causes:



Ignition system
 
Fuel System
 
Engine component malfunction
 
ECM
 

Trouble Code: P0330



Knock Sensor 2 Electrical Fault

Possible Causes:



Circuit and connectors:
 
- electrical fault
 
Knock sensor 2 (left side)
 

Trouble Code: P0335



Crankshaft Position (Hall) Sensor or Circuit

Possible Causes:



Circuit and connectors:
 
- Check wiring of signal line and voltage.
 
Crankshaft Hall sensor
 

Trouble Code: P0341



Intake Camshaft Hall (CMP) Sensor (Right Bank)

Possible Causes:



Right intake camshaft hall (CMP) sensor
 

Trouble Code: P0370



Angle Deviation Between Camshaft & Crankshaft

Possible Causes:



Check basic adjustment of camshaft.
 

Trouble Code: P0400



EGR System Malfunction

Possible Causes:



Test exhaust gas recirculation (function chain).
 
Check EGR vacuum transducer.
 
Perform mechanical inspection of EGR vacuum transducer.
 

Trouble Code: P0410



Secondary Air Injection (Right or Left Bank)

Possible Causes:



Secondary air injection
 
Electric air pump
 
Air pump switchover valve
 
Air pump relay
 

Trouble Code: P0422



Right or Left Catalytic Converter is Insufficient

Possible Causes:



Right or left catalytic converter
 

Trouble Code: P0432



Catalytic Converter Inefficient

Possible Causes:



Catalytic converter
 

Trouble Code: P0440



EVAP Purge Control System Fault

Possible Causes:



Purge control valve:
 
- Actuate purge control valve
 
- Test current consumption of purge control valve
 
- Perform mechanical inspection of Purge control valve
 
- Test signal voltage of purge control valve
 
Perform fuel tank leak test.
 

 
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