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Cis-E Fault Code Identification

CIS-E (2.3L) FAULT CODE IDENTIFICATION

Fault Code On/Off Ratio Percent
1 (1)
2 20
3 30
4 40
5 50
6 (2)
7 70
8 80
9 (3)
10 10
12 (4)
(1) No faults in. system.
(2) Not assigned.
(3) See NO ON/OFF RATIO OUTPUT, step 11).
(4) See EGR TEMPERATURE SENSOR in SENSOR RANGE CHARTS article in the ENGINE PERFORMANCE Section.
CIS-E (2.6L) FAULT CODE IDENTIFICATION

Fault Code Malfunctioning Component/System
1 (1)
2 Throttle Valve Switch (Full Throttle Contact)
3 Coolant Temperature Sensor
4 Airflow Sensor Potentiometer
5 Oxygen Sensor
6 (2)
7 TNA (Engine RPM) Signal
8 Altitude Pressure Signal From EZL Ignition Control Unit
9 Current To Electrohydraulic Actuator
10 Throttle Valve Switch (Idle Contact)
11 Air Injection System
12 Absolute Pressure Valves From EZL Ignition Control Unit
13 Intake Air Temperature Signal
14 Road Speed Signal At CIS-E Control Unit
15 (2)
16 Exhaust Gas Recirculation (EGR)
17 Oxygen Sensor Signal
18 Current To Idle Speed Air Valve
19 (2)
20 (2)
21 (2)
22 Oxygen Sensor Heating Current
23 Short Circuit To Positive In Regeneration Switchover Valve Circuit
24 (2)
25 Short Circuit To Positive In Start Valve Circuit
26 Short Circuit To Positive In Shift Point Retard Circuit
27 Data Exchange Fault Between CIS-E Control Unit and EZL Ignition Control Unit
28 Loose Contact In Coolant Temperature Sensor Circuit
29 Difference In Coolant Temperatures Between CIS-E Control Unit and EZL Ignition Control Unit
30 (2)
31 Loose Contact In Intake Air Temperature Sensor Circuit
32 (2)
33 (2)
34 Faulty Coolant Temperature Sensor Signal From EZL Ignition Control Unit
(1) No faults in system.
(2) Not assigned.