DFI ECM Tests W/Codes
- Diagnosis & Testing
- Performance Flow Charts
- Adjustments
- Component Locations
- Circuit Connections
- Connector Identification
- DFI System Diagnostic Charts
- Notes
- Trouble Code-To-Circuit Menu
- DFI System Check
- Chart A1 - "Service Now/Soon" Lights On, No Codes Present
- Chart A2 - Inoperative "Service Now/Soon" Lights
- Chart A3 - No Start Or Stall After Start
- Chart A4 - Fuel System Diagnosis
- Chart A5 - Injector System Diagnosis Or Injector CKT Test
- Chart A6 - Open Loop Diagnosis
- Chart A7 - Lean Exhaust Signal
- Chart A8 - Rich Exhaust Signal
- Chart A9 - Oxygen Sensor Diagnosis
- Chart C1 - ECM Replacement Check
- Chart C3 - Canister Purge Diagnosis
- Chart C4 - Electronic Spark Timing (Est) System
- Chart C6 - Air Management Diagnosis
- Chart C7 - EGR Diagnosis
- Chart C8 - Viscous Converter Clutch (VCC) System
- Self-Diagnostic System Diagnostic Charts
- Hard Or Intermittent Trouble Code Diagnostic Charts
- Notes
- Trouble Code-To-Circuit Menu
- Multiple Trouble Codes (Stored Hard)
- Code E12 - No Distributor (Tach) Signal
- Hard Or Intermittent Code E13 - O2 Sensor Not Ready
- Code E14 - Shorted Coolant Sensor Circuit
- Code E15 - Open Coolant Sensor Circuit
- Code E16 - Generator Voltage Out Of Range
- Code E18 - Open Crank Signal Circuit
- Code E19 - Shorted Fuel Pump Circuit
- Hard Or Intermittent Code E20 - Open Fuel Pump CKT (1 Of 2)
- Hard Or Intermittent Code E20 - Fuel Fuse Blown (2 Of 2)
- Code E21 - Shorted TPS Circuit
- Code E22 - Open TPS Circuit
- Code E23 - Est Circuit Problem
- Code E24 - Speed Sensor Circuit Problem
- Code E26 - Shorted Throttle Switch Circuit
- Code E27 - Open Throttle Switch Circuit
- Code E28 - Open 3RD Or 4TH Gear Circuit
- Hard Or Intermittent Code E30 - Idle Speed CTRL CKT Problem
- Code E31 - Shorted Map Sensor Circuit
- Code E32 - Open Map Sensor Circuit
- Code E34 - Map Signal To High
- Code E37 - Shorted Mat Sensor Circuit
- Code E38 - Open Mat Sensor Circuit
- Hard Or Intermittent Code E39 - VCC Engagement Problem
- Code E40 - Open Power Steering Pressure Switch (PSPS) Circuit
- Hard Or Intermittent Code E44 - Lean Exhaust Signal
- Hard Or Intermittent Code E45 - Rich Exhaust Signal
- Code E47 - BCM To ECM Data
- Code E48 - EGR System Fault
- Code E52 - ECM Memory Reset
- Code E53 - Distributor Signal Interrupt
- Code E55 - TPS Out Of Adjustment
- Code E59 - Transmission Temperature Sensor Circuit
- Code E60 - Cruise Control Engaged (Trans In Park Or Neutral)
- Code E63 - Cruise Control (Car Speed/Set Speed) Difference
- Code E64 - Acceleration Too High (Cruise Engaged)
- Code E65 - Coolant Temperature Too High (Cruise Engaged)
- Code E66 - Engine Rpm Too High (Cruise Engaged)
- Code E67 - "Set/Coast" Or "Resume/ACCEL" CKTS Shorted
- Code E.7.1 - Cruise Control/VCC Brake Circuit
- Code E.7.2 - Throttle Switch Circuit
- Code E.7.4 - Park/Neutral (NSBU) Switch Circuit
- Code E.7.5 - Cruise On/Off Circuit
- Code E.7.6 - Cruise "Set/Coast" Circuit
- Code E.7.7 - "Resume/ACCEL" Circuit
- Code E.7.8 - Power Steering Pressure Switch (PSPS) Circuit
- Wiring Diagrams