Porsche check engine list / fault code / trouble code

Diagnostic Trouble Code Identification

DTCCircuit Or Condition
1000End Of Output
1111Power Supply Wrong Voltage
1112Ground In Idle Speed Control Circuit
1113Ground In Full Load Contact Circuit
1114Open Engine Temperature 11 Circuit
1115Idle Control Interrupted
1121Air Sensor Flow Circuit
1123Oxygen Sensor
1124Oxygen Sensor
1125Air Temperature Sensor
1131Knock Sensor 1
1132Knock Sensor
1133Knock Regulation Circuit
1134Hall Sender Signal
1141ECU
1151Fuel Injector No. 1
1152Fuel Injector No. 2
1153Fuel Injector No. 3
1154Fuel Injector No. 4
1155Fuel Injector No. 5
1156Fuel Injector No. 6
1311Fuel Injector No. 1
1312Fuel Injector No. 2
1313Fuel Injector No. 3
1314Fuel Injector No. 4
1315Fuel Injector No. 5
1316Fuel Injector No. 6
1321Idle Speed Control Circuit
1322Tank Venting Solenoid
1323Resonance Flaps
1332Idle Speed Contact
1333Full Load Contact
1334A/C Activation
1335A/C Activation
1500No Faults Stored
DTC
Circuit or description
11
Supply voltage
14
Engine temp sensor 2
16
Throttle potentiometer
17
0il temperature sensor
18
Rpm signal
19
Speed signal -Speedometer
21
Air flow sensor
23
Oxygen regulation
24
Oxygen sensor
26
Ignition timing change
27
Opening winding of idle stabilizer
28
Closing winding of idle stabilizer
29
Activation of AC relay
31
Knock sensor 1
32
Knock sensor 2
33
Control unit faulty
34
Hall signal
35
VarioCam
36
Idle CO potentiometer
41
Control unit faulty
42
Fuel pump relay (DME-relay)
43
Tank ventilation
45
Check Engine warning lamp
51
Injection valve cylinder 1
52
Injection valve cylinder 2
23
Injection valve cylinder 3
54
Injection valve cylinder 4
LH Diagnostic codes
11
Supply voltage
12/15
Idle speed contact       
13
Full load contact          
14
Engine temperature sensor II    
21
Air mass sensor           
22
Idle speed control activation     
23
Oxygen regulation stop, rich
24
Oxygen regulation stop, lean    
25
Oxygen sensor, open circuit     
31
Injection circuit shut down        
41
Control unit faulty
EZK Diagnostic codes
12
Idle speed contact
13
Full load contact
14
Engine temperature sensor II
15
Idle or full load contact
21
Load signal LH
26
Transmission protection switch
31
Knock sensor 1
32
Knock sensor 2
33
Control unit faulty (knock sensor)
34
Hall signal
41
Control unit faulty

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