3.8L PFI Tests W/Codes
- Model Identification
- Description
- Pre-Test Conditions
- Diagnostic System Operation
- Basic Diagnostic Procedure
- Entering Or Exiting Diagnostic Mode (Non-Scan)
- Reading Trouble Codes
- ECM Trouble Code Definitions
- Trouble Code Determination (Hard Or Intermittent)
- Clearing Trouble Codes
- Diagnostic Materials
- Field Service Mode Check (Fuel Injected Models)
- Special Diagnostic Tools
- Scan Tester Usage
- Scan Tester - Test Data Parameters
- Diagnostic Circuit Check (All Engines)
- "Scan" Diagnostic Circuit Check
- Chart A1 - No "Service Engine Soon" Light (All Engines)
- Chart A2 - No Code 12 "SERV Eng Soon" Light Always On
- Chart A3 - Cranks/Won't Run (W/ Type I Ignition)
- Chart A3 - Cranks/Won't Run (W/ Type II Ignition)
- Chart A5 - Engine Cranks But Won't Run
- Chart A6 - Engine Cranks But Won't Run
- Chart A7 - Fuel System Diagnosis
- Chart A8 - Fuel Injection (All Engines)
- Code 13 - Open Oxygen Sensor Circuit (All Engines)
- Code 14 - Cts Signal Voltage Low
- Code 15 - Coolant Sensor Signal Voltage High
- Code 21 - TPS Signal Voltage High
- Code 22 - TPS Signal Voltage Low
- Code 23 - Mat Sensor Signal Voltage High
- Code 24 - Vehicle Speed Sensor
- Code 25 - Mat Sensor Signal Voltage Low
- Code 32 - EGR Vacuum Control
- Code 33 - Mass Air Flow (MAF) Sensor
- Code 34 - Mass Air Flow (MAF) Sensor
- Code 41 - C(3)I Ignition Cam Sensor Signal (3.8L)
- Code 42 - C(3)I Ignition
- Code 43 - Electronic Spark Control (ESC)
- Code 44 - Lean Exhaust Indication
- Code 45 - Rich Exhaust Indication
- Codes 51-53 - Prom, CALPAK & ECM
- Chart C1 - ECM Replacement Check Chart
- Chart C1A - Park Neutral Switch
- Chart C1E - Power Steering Pressure Switch Check
- Chart C2C - Idle Air Control
- Chart C3 - Canister Purge Check
- Chart C4E (3.8L Type I Ignition)
- Chart C4F1 - Misfires At Idle (3.8L VINS 3 & B)
- Chart C4F2 - Misfires Under Load
- Chart C5 - Electronic Spark Control (ESC) Test
- Chart C7 - Exhaust Gas RECIRCULATION
- Charts C8A & C8B - TCC
- Chart C10A - A/C Clutch Control
- Chart C10B - A/C Clutch Control
- Chart C10C - A/C Constant Run Relay Check
- Chart C12A - 1-SPD Coolant Fan Check (W/O A/C)
- Chart C12B - 1-Speed Coolant Fan Check (W/O A/C)
- Chart C12C - 1-Speed Coolant Fan Delay Relay (W/O A/C)
- Chart C12D - 2-Speed Coolant Fan (W/ Or W/O A/C)
- Chart C12E - 2-Speed Fan Always On (3.8 W/ Or W/O A/C)
- Chart C12F - 2-Speed Fan, No Low Speed (W/ Or W/O A/C)
- Chart C12H - Coolant Fan Check W/ A/C & Hd Cooling
- CHART C-12I - COOLANT FAN CHECK W/ A/C & HD COOLING (Cont.)
- Chart C12J - Coolant Fan Timer Check (W/ A/C & Hd Cooling)
- Chart C12L - Coolant Fan Check (2 Speed Fan)
- Chart C12M, Fan On At All Times (Two Speed Fan)
- Chart C12N - No Low Speed Fan (2 Speed Fan)
- Component Locations
- ECM Terminal Id
- Wiring Diagrams