http://www.jeepforum.de/index.php?showtopic=125
11 IGN reference signal
12 Battery input to PCM disconnected during last
50 key starts
13 Fault in the map sensor pneumatic circuit
14 Fault in the map sensor electrical circuit
15 Fault in the vehicle speed sensor circuit
17 Engine running too cool
21 Problem in the oxygen feedback circuit
22 Fault in the coolant temperature sensor circuit
23 Air temperature sensor
24 Intake air temp. sensor voltage high
25 Fault in the IAC motor drive circuit
27 Fault in injector driver interface circuit
33 Fault in air conditioning cutout relay circuit
34 S/C solenoid circuits
35 Fault in fan relay circuit
41 Fault in the charging system or no field current.
42 Fault in the ASD relay driver circuit
44 Battery Temp Voltage.
46 Battery voltage is too high
47 Battery voltage is too low.
51 Lean condition is indicated.
52 Rich condition is indicated.
53 Internal problem in module
54 No cam position signal
55 Completion of fault code display.
62 Unsuccessful attempt to update EMR mileage
63 Unsuccessful attempt to write to an EEPROM location by the controller
