P2Axx codes: Hybrid propulsion
256 powertrain trouble codes from P2A00 to P2AFF. They mostly involve the wiring harness, afcm, ECM and injection pump.
All P2Axx codes
254 of these codes usually turn on the check engine light; 78 can often be fixed at home.
| Code | Meaning | Difficulty |
|---|---|---|
| P2A00 | O2 Sensor Circuit Range/Performance Bank 1 Sensor 1 | Medium |
| P2A01 | O2 Sensor Circuit Range/Performance Bank 1 Sensor 2 | Easy |
| P2A02 | O2 Sensor Circuit Range/Performance Bank 1 Sensor 3 | Medium |
| P2A03 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 1 | Medium |
| P2A04 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 2 | Easy |
| P2A05 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 3 | Medium |
| P2A06 | O2 Sensor Negative Voltage Bank 1 Sensor 1 | Easy |
| P2A07 | O2 Sensor Negative Voltage Bank 1 Sensor 2 | Easy |
| P2A08 | O2 Sensor Negative Voltage Bank 1 Sensor 3 | Medium |
| P2A09 | O2 Sensor Negative Voltage Bank 2 Sensor 1 | Medium |
| P2A0A | Manifold Absolute Pressure Sensor B Circuit | Easy |
| P2A0B | Manifold Absolute Pressure Sensor B Circuit Range/Performance | Medium |
| P2A0C | Manifold Absolute Pressure Sensor B Circuit Low | Easy |
| P2A0D | Manifold Absolute Pressure Sensor B Circuit High | Easy |
| P2A0E | Manifold Absolute Pressure Sensor B Circuit Intermittent/Erratic | Medium |
| P2A0F | Fuel Supply Heater Performance | Medium |
| P2A10 | O2 Sensor Negative Voltage Bank 2 Sensor 2 | Easy |
| P2A11 | O2 Sensor Negative Voltage Bank 2 Sensor 3 | Medium |
| P2A12 | Injection Pump Fuel Metering Control C (Cam/Rotor/Injector) | Hard |
| P2A13 | Injection Pump Fuel Metering Control C Range/Performance (Cam/Rotor/Injector) | Hard |
| P2A14 | Injection Pump Fuel Metering Control C Low (Cam/Rotor/Injector) | Medium |
| P2A15 | Injection Pump Fuel Metering Control C High (Cam/Rotor/Injector) | Medium |
| P2A16 | Injection Pump Fuel Metering Control D (Cam/Rotor/Injector) | Hard |
| P2A17 | Injection Pump Fuel Metering Control D Range/Performance (Cam/Rotor/Injector) | Workshop only |
| P2A18 | Injection Pump Fuel Metering Control D Low (Cam/Rotor/Injector) | Medium |
| P2A19 | Injection Pump Fuel Metering Control D High (Cam/Rotor/Injector) | Medium |
| P2A1A | Injection Pump Fuel Metering Control E (Cam/Rotor/Injector) | Hard |
| P2A1B | Injection Pump Fuel Metering Control E Range/Performance (Cam/Rotor/Injector) | Hard |
| P2A1C | Injection Pump Fuel Metering Control E Low (Cam/Rotor/Injector) | Medium |
| P2A1D | Injection Pump Fuel Metering Control E High (Cam/Rotor/Injector) | Medium |
| P2A1E | Injection Pump Fuel Metering Control F (Cam/Rotor/Injector) | Hard |
| P2A1F | Injection Pump Fuel Metering Control F Range/Performance (Cam/Rotor/Injector) | Workshop only |
| P2A20 | Injection Pump Fuel Metering Control F Low (Cam/Rotor/Injector) | Medium |
| P2A21 | Injection Pump Fuel Metering Control F High (Cam/Rotor/Injector) | Medium |
| P2A22 | Alternative Fuel Tank Shutoff Valve B Control Circuit/Open | Hard |
| P2A23 | Alternative Fuel Tank Shutoff Valve B Control Circuit Performance/Stuck Off | Hard |
| P2A24 | Alternative Fuel Tank Shutoff Valve B Control Circuit Low | Hard |
| P2A25 | Alternative Fuel Tank Shutoff Valve B Control Circuit High | Hard |
| P2A26 | Alternative Fuel Tank Shutoff Valve C Control Circuit/Open | Hard |
| P2A27 | Alternative Fuel Tank Shutoff Valve C Control Circuit Performance/Stuck Off | Hard |
| P2A28 | Alternative Fuel Tank Shutoff Valve C Control Circuit Low | Hard |
| P2A29 | Alternative Fuel Tank Shutoff Valve C Control Circuit High | Hard |
| P2A2A | Alternative Fuel Tank Shutoff Valve D Control Circuit/Open | Hard |
| P2A2B | Alternative Fuel Tank Shutoff Valve D Control Circuit Performance/Stuck Off | Workshop only |
| P2A2C | Alternative Fuel Tank Shutoff Valve D Control Circuit Low | Hard |
| P2A2D | Alternative Fuel Tank Shutoff Valve D Control Circuit High | Hard |
| P2A2E | Alternative Fuel Tank Shutoff Valve E Control Circuit/Open | Hard |
| P2A2F | Alternative Fuel Tank Shutoff Valve E Control Circuit Performance/Stuck Off | Hard |
| P2A30 | Alternative Fuel Tank Shutoff Valve E Control Circuit Low | Hard |
| P2A31 | Alternative Fuel Tank Shutoff Valve E Control Circuit High | Hard |
| P2A32 | AFCM Power Relay Control Circuit/Open | Medium |
| P2A33 | AFCM Power Relay Control Circuit Low | Medium |
| P2A34 | AFCM Power Relay Control Circuit High | Medium |
| P2A35 | AFCM Power Relay Sense Circuit | Medium |
| P2A36 | AFCM Power Relay Sense Circuit Low | Medium |
| P2A37 | AFCM Power Relay Sense Circuit High | Medium |
| P2A38 | O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 3 | Medium |
| P2A39 | O2 Sensor Positive Current Control Circuit Low Bank 1 Sensor 3 | Medium |
| P2A3A | O2 Sensor Positive Current Control Circuit High Bank 1 Sensor 3 | Medium |
| P2A3B | O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 3 | Medium |
| P2A3C | O2 Sensor Negative Current Control Circuit Low Bank 1 Sensor 3 | Medium |
| P2A3D | O2 Sensor Negative Current Control Circuit High Bank 1 Sensor 3 | Medium |
| P2A3E | Alternative Fuel Delivery Error | Hard |
| P2A3F | Excessive Time to Enter Alternative Fuel Control | Medium |
| P2A40 | Alternative Fuel System - Injector Leakage to Rail Detected | Workshop only |
| P2A41 | Alternative Fuel Tank B Pressure Sensor Circuit | Hard |
| P2A42 | Alternative Fuel Tank B Pressure Sensor Range/Performance | Hard |
| P2A43 | Alternative Fuel Tank B Pressure Sensor Circuit Low | Hard |
| P2A44 | Alternative Fuel Tank B Pressure Sensor Circuit High | Hard |
| P2A45 | Alternative Fuel Tank B Pressure Sensor Circuit Intermittent/Erratic | Hard |
| P2A46 | Alternative Fuel Tank C Pressure Sensor Circuit | Hard |
| P2A47 | Alternative Fuel Tank C Pressure Sensor Range/Performance | Hard |
| P2A48 | Alternative Fuel Tank C Pressure Sensor Circuit Low | Hard |
| P2A49 | Alternative Fuel Tank C Pressure Sensor Circuit High | Hard |
| P2A4A | Alternative Fuel Tank C Pressure Sensor Circuit Intermittent/Erratic | Hard |
| P2A4B | Alternative Fuel Temperature Sensor Circuit | Medium |
| P2A4C | Alternative Fuel Temperature Sensor Range/Performance | Medium |
| P2A4D | Alternative Fuel Temperature Sensor Circuit Low | Medium |
| P2A4E | Alternative Fuel Temperature Sensor Circuit High | Medium |
| P2A4F | Alternative Fuel Temperature Sensor Circuit Intermittent/Erratic | Medium |
| P2A50 | Alternative Fuel Vaporizer A Outlet Temperature Sensor Circuit | Medium |
| P2A51 | Alternative Fuel Vaporizer A Outlet Temperature Sensor Range/Performance | Medium |
| P2A52 | Alternative Fuel Vaporizer A Outlet Temperature Sensor Circuit Low | Medium |
| P2A53 | Alternative Fuel Vaporizer A Outlet Temperature Sensor Circuit High | Medium |
| P2A54 | Alternative Fuel Vaporizer A Outlet Temperature Sensor Circuit Intermittent/Erratic | Medium |
| P2A55 | Alternative Fuel Vaporizer B Outlet Temperature Sensor Circuit | Medium |
| P2A56 | Alternative Fuel Vaporizer B Outlet Temperature Sensor Range/Performance | Medium |
| P2A57 | Alternative Fuel Vaporizer B Outlet Temperature Sensor Circuit Low | Medium |
| P2A58 | Alternative Fuel Vaporizer B Outlet Temperature Sensor Circuit High | Medium |
| P2A59 | Alternative Fuel Vaporizer B Outlet Temperature Sensor Circuit Intermittent/Erratic | Medium |
| P2A5A | Alternative Fuel Vaporizer C Outlet Temperature Sensor Circuit | Medium |
| P2A5B | Alternative Fuel Vaporizer C Outlet Temperature Sensor Range/Performance | Medium |
| P2A5C | Alternative Fuel Vaporizer C Outlet Temperature Sensor Circuit Low | Medium |
| P2A5D | Alternative Fuel Vaporizer C Outlet Temperature Sensor Circuit High | Medium |
| P2A5E | Alternative Fuel Vaporizer C Outlet Temperature Sensor Circuit Intermittent/Erratic | Medium |
| P2A5F | Alternative Fuel Tank B Level Sensor Circuit | Medium |
| P2A60 | Alternative Fuel Tank B Level Sensor Range/Performance | Medium |
| P2A61 | Alternative Fuel Tank B Level Sensor Circuit Low | Medium |
| P2A62 | Alternative Fuel Tank B Level Sensor Circuit High | Medium |
| P2A63 | Alternative Fuel Tank B Level Sensor Circuit Intermittent/Erratic | Medium |
| P2A64 | Alternative Fuel Tank C Level Sensor Circuit | Medium |
| P2A65 | Alternative Fuel Tank C Level Sensor Range/Performance | Medium |
| P2A66 | Alternative Fuel Tank C Level Sensor Circuit Low | Medium |
| P2A67 | Alternative Fuel Tank C Level Sensor Circuit High | Medium |
| P2A68 | Alternative Fuel Tank C Level Sensor Circuit Intermittent/Erratic | Medium |
| P2A69 | Alternative Fuel Rail Pressure Regulator Inlet Pressure Sensor Circuit | Medium |
| P2A6A | Alternative Fuel Rail Pressure Regulator Inlet Pressure Sensor Range/Performance | Medium |
| P2A6B | Alternative Fuel Rail Pressure Regulator Inlet Pressure Sensor Circuit Low | Medium |
| P2A6C | Alternative Fuel Rail Pressure Regulator Inlet Pressure Sensor Circuit High | Medium |
| P2A6D | Alternative Fuel Rail Pressure Regulator Inlet Pressure Sensor Circuit Intermittent/Erratic | Medium |
| P2A6E | Alternative Fuel Rail Pressure Regulator Inlet Pressure Too Low | Hard |
| P2A6F | Alternative Fuel Rail Pressure Regulator Inlet Pressure Too High | Hard |
| P2A70 | Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit | Hard |
| P2A71 | Alternative Fuel Hydraulic Fuel Pump Select Valve Control Range/Performance | Workshop only |
| P2A72 | Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit Low | Hard |
| P2A73 | Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit High | Hard |
| P2A74 | Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit Intermittent/Erratic | Hard |
| P2A75 | Alternative Fuel Hydraulic Pump Pressure Sensor Circuit | Hard |
| P2A76 | Alternative Fuel Hydraulic Pump Pressure Sensor Range/Performance | Workshop only |
| P2A77 | Alternative Fuel Hydraulic Pump Pressure Sensor Circuit Low | Hard |
| P2A78 | Alternative Fuel Hydraulic Pump Pressure Sensor Circuit High | Hard |
| P2A79 | Alternative Fuel Hydraulic Pump Pressure Sensor Circuit Intermittent/Erratic | Hard |
| P2A7A | Alternative Fuel Hydraulic Pressure Sensor Circuit | Hard |
| P2A7B | Alternative Fuel Hydraulic Pressure Sensor Range/Performance | Workshop only |
| P2A7C | Alternative Fuel Hydraulic Pressure Sensor Circuit Low | Hard |
| P2A7D | Alternative Fuel Hydraulic Pressure Sensor Circuit High | Hard |
| P2A7E | Alternative Fuel Hydraulic Pressure Sensor Circuit Intermittent/Erratic | Hard |
| P2A7F | Alternative Fuel Pump A Compression Stroke Valve Control Circuit/Open | Hard |
| P2A80 | Alternative Fuel Pump A Compression Stroke Valve Control Circuit Range/Performance | Workshop only |
| P2A81 | Alternative Fuel Pump A Compression Stroke Valve Control Circuit Low | Hard |
| P2A82 | Alternative Fuel Pump A Compression Stroke Valve Control Circuit High | Hard |
| P2A83 | Alternative Fuel Pump B Compression Stroke Valve Control Circuit/Open | Hard |
| P2A84 | Alternative Fuel Pump B Compression Stroke Valve Control Circuit Range/Performance | Workshop only |
| P2A85 | Alternative Fuel Pump B Compression Stroke Valve Control Circuit Low | Hard |
| P2A86 | Alternative Fuel Pump B Compression Stroke Valve Control Circuit High | Hard |
| P2A87 | Alternative Fuel Pump C Compression Stroke Valve Control Circuit/Open | Hard |
| P2A88 | Alternative Fuel Pump C Compression Stroke Valve Control Circuit Range/Performance | Workshop only |
| P2A89 | Alternative Fuel Pump C Compression Stroke Valve Control Circuit Low | Hard |
| P2A8A | Alternative Fuel Pump C Compression Stroke Valve Control Circuit High | Hard |
| P2A8B | Alternative Fuel Vaporizer A Performance | Hard |
| P2A8C | Alternative Fuel Vaporizer B Performance | Workshop only |
| P2A8D | Alternative Fuel Vaporizer C Performance | Workshop only |
| P2A8E | Alternative Fuel Pump A Performance | Workshop only |
| P2A8F | Alternative Fuel Pump B Performance | Workshop only |
| P2A90 | Alternative Fuel Pump C Performance | Workshop only |
| P2A91 | Alternative Fuel Tank Select Valve A Control Circuit/Open | Hard |
| P2A92 | Alternative Fuel Tank Select Valve A Control Performance | Workshop only |
| P2A93 | Alternative Fuel Tank Select Valve A Control Circuit Low | Hard |
| P2A94 | Alternative Fuel Tank Select Valve A Control Circuit High | Hard |
| P2A95 | Alternative Fuel Tank Select Valve B Control Circuit/Open | Hard |
| P2A96 | Alternative Fuel Tank Select Valve B Control Circuit Performance | Workshop only |
| P2A97 | Alternative Fuel Tank Select Valve B Control Circuit Low | Hard |
| P2A98 | Alternative Fuel Tank Select Valve B Control Circuit High | Hard |
| P2A99 | Alternative Fuel Tank Select Valve C Control Circuit/Open | Hard |
| P2A9A | Alternative Fuel Tank Select Valve C Control Circuit Performance | Workshop only |
| P2A9B | Alternative Fuel Tank Select Valve C Control Circuit Low | Hard |
| P2A9C | Alternative Fuel Tank Select Valve C Control Circuit High | Hard |
| P2A9D | Alternative Fuel High Pressure System Small Leak | Workshop only |
| P2A9E | Alternative Fuel Return Line Valve Control Circuit/Open | Medium |
| P2A9F | Alternative Fuel Return Line Valve Control Circuit Range/Performance | Medium |
| P2AA0 | Alternative Fuel Return Line Valve Control Circuit Low | Medium |
| P2AA1 | Alternative Fuel Return Line Valve Control Circuit High | Medium |
| P2AA2 | Alternative Fuel Return Line Insufficient Flow | Hard |
| P2AA3 | Cold Start EGR B Flow Insufficient Detected | Medium |
| P2AA4 | Cold Start EGR B Flow Excessive Detected | Medium |
| P2AA5 | EGR Cooler Bypass Control Circuit Driver Current/Temperature Too High Bank 1 | Hard |
| P2AA6 | EGR Cooler Bypass Control Circuit Driver Current/Temperature Too High Bank 2 | Hard |
| P2AA7 | Engine Coolant Bypass Valve B Position Sensor Circuit | Medium |
| P2AA8 | Engine Coolant Bypass Valve B Position Sensor Circuit Range/Performance | Medium |
| P2AA9 | Engine Coolant Bypass Valve B Position Sensor Circuit Low | Medium |
| P2AAA | Engine Coolant Bypass Valve B Position Sensor Circuit High | Medium |
| P2AAB | Engine Coolant Bypass Valve B Position Sensor Circuit Intermittent/Erratic | Medium |
| P2AAC | Diesel Fuel Presence Sensor Circuit | Medium |
| P2AAD | Diesel Fuel Presence Sensor Circuit Range/Performance | Medium |
| P2AAE | Diesel Fuel Presence Sensor Circuit Low | Medium |
| P2AAF | Diesel Fuel Presence Sensor Circuit High | Medium |
| P2AB0 | Particulate Matter Sensor Processor Performance | Medium |
| P2AB1 | Catalyst Heater Control Module Performance | Hard |
| P2AB2 | Catalyst Heater Control Module Supply Voltage | Medium |
| P2AB3 | Cold Start Intake Manifold Runner Control Stuck Open Bank 1 | Medium |
| P2AB4 | Cold Start Intake Manifold Runner Control Stuck Open Bank 2 | Medium |
| P2AB5 | Cold Start Intake Manifold Runner Control Stuck Closed Bank 1 | Medium |
| P2AB6 | Cold Start Intake Manifold Runner Control Stuck Closed Bank 2 | Medium |
| P2AB7 | Wastegate Position Sensor A Circuit | Medium |
| P2AB8 | Wastegate Position Sensor A Circuit Low | Medium |
| P2AB9 | Wastegate Position Sensor A Circuit High | Medium |
| P2ABA | Wastegate Position Sensor B Circuit | Medium |
| P2ABB | Wastegate Position Sensor B Circuit Low | Medium |
| P2ABC | Wastegate Position Sensor B Circuit High | Medium |
| P2ABD | Turbocharger/Supercharger Wastegate Actuator A Driver Current/Temperature Too High | Hard |
| P2ABE | Turbocharger/Supercharger Wastegate Actuator B Driver Current/Temperature Too High | Hard |
| P2ABF | Intake Air O2 Sensor Reference Voltage Circuit/Open Bank 1 | Medium |
| P2AC0 | Intake Air O2 Sensor Reference Voltage Circuit Range/Performance Bank 1 | Easy |
| P2AC1 | Intake Air O2 Sensor Reference Voltage Circuit Low Bank 1 | Medium |
| P2AC2 | Intake Air O2 Sensor Reference Voltage Circuit High Bank 1 | Medium |
| P2AC3 | Intake Air O2 Sensor Reference Voltage Circuit/Open Bank 2 | Medium |
| P2AC4 | Intake Air O2 Sensor Reference Voltage Circuit Range/Performance Bank 2 | Medium |
| P2AC5 | Intake Air O2 Sensor Reference Voltage Circuit Low Bank 2 | Medium |
| P2AC6 | Intake Air O2 Sensor Reference Voltage Circuit High Bank 2 | Medium |
| P2AC7 | Charge Air Cooler Coolant Temperature Sensor B Circuit | Easy |
| P2AC8 | Charge Air Cooler Coolant Temperature Sensor B Circuit Range/Performance | Medium |
| P2AC9 | Charge Air Cooler Coolant Temperature Sensor B Circuit Low | Easy |
| P2ACA | Charge Air Cooler Coolant Temperature Sensor B Circuit High | Easy |
| P2ACB | Charge Air Cooler Coolant Temperature Sensor B Intermittent/Erratic | Easy |
| P2ACC | Reductant Temperature Sensor B Circuit | Medium |
| P2ACD | Reductant Temperature Sensor B Circuit Range/Performance | Medium |
| P2ACE | Reductant Temperature Sensor B Circuit Low | Medium |
| P2ACF | Reductant Temperature Sensor B Circuit High | Medium |
| P2AD0 | Reductant Temperature Sensor B Circuit Intermittent | Medium |
| P2AD1 | Throttle/Pedal Position Sensor/Switch C/G Voltage Correlation | Medium |
| P2AD2 | Throttle/Pedal Position Sensor/Switch B/G Voltage Correlation | Medium |
| P2AD3 | Throttle/Pedal Position Sensor/Switch A/G Voltage Correlation | Medium |
| P2AD4 | Intermediate System Voltage Low | Hard |
| P2AD5 | Intermediate System Voltage High | Hard |
| P2AD6 | Reductant Pump Motor Position Sensor Circuit | Medium |
| P2AD7 | Reductant Pump Motor Position Sensor Circuit Range/Performance | Medium |
| P2AD8 | Reductant Pump Motor Position Sensor Circuit Low | Medium |
| P2AD9 | Reductant Pump Motor Position Sensor Circuit High | Medium |
| P2ADA | Reductant Tank Temperature Sensor B Circuit Range/Performance | Medium |
| P2ADB | Reductant Tank Temperature Sensor B Circuit Low | Medium |
| P2ADC | Reductant Tank Temperature Sensor B Circuit High | Medium |
| P2ADD | Reductant Tank Temperature Sensor B Circuit Intermittent/Erratic | Medium |
| P2ADE | Reductant Tank Temperature Sensor B Circuit | Medium |
| P2ADF | Intake Air System Leak Bank 2 | Medium |
| P2AE0 | Intake Air O2 Sensor Pumping Current Trim Circuit Open Bank 1 | Medium |
| P2AE1 | Intake Air O2 Sensor Pumping Current Trim Circuit Low Bank 1 | Medium |
| P2AE2 | Intake Air O2 Sensor Pumping Current Trim Circuit High Bank 1 | Medium |
| P2AE3 | Intake Air O2 Sensor Pumping Current Circuit Open Bank 1 | Medium |
| P2AE4 | Intake Air O2 Sensor Pumping Current Circuit Low Bank 1 | Medium |
| P2AE5 | Intake Air O2 Sensor Pumping Current Circuit High Bank 1 | Medium |
| P2AE6 | Intake Air O2 Sensor Negative Current Control Circuit Open Bank 1 | Medium |
| P2AE7 | Intake Air O2 Sensor Negative Current Control Circuit Low Bank 1 | Medium |
| P2AE8 | Intake Air O2 Sensor Negative Current Control Circuit High Bank 1 | Medium |
| P2AE9 | Intake Air O2 Sensor Pumping Current Trim Circuit Open Bank 2 | Medium |
| P2AEA | Intake Air O2 Sensor Pumping Current Trim Circuit Low Bank 2 | Medium |
| P2AEB | Intake Air O2 Sensor Pumping Current Trim Circuit High Bank 2 | Medium |
| P2AEC | Intake Air O2 Sensor Pumping Current Circuit Open Bank 2 | Medium |
| P2AED | Intake Air O2 Sensor Pumping Current Circuit Low Bank 2 | Medium |
| P2AEE | Intake Air O2 Sensor Pumping Current Circuit High Bank 2 | Medium |
| P2AEF | Intake Air O2 Sensor Negative Current Control Circuit Open Bank 2 | Medium |
| P2AF0 | Intake Air O2 Sensor Negative Current Control Circuit Low Bank 2 | Medium |
| P2AF1 | Intake Air O2 Sensor Negative Current Control Circuit High Bank 2 | Medium |
| P2AF2 | Starter Relay C Control Circuit/Open | Medium |
| P2AF3 | Starter Relay C Control Circuit Low | Medium |
| P2AF4 | Starter Relay C Control Circuit High | Medium |
| P2AF5 | Starter Relay C Stuck On | Easy |
| P2AF6 | Starter Relay C Stuck Off | Easy |
| P2AF7 | Starter Relay D Control Circuit/Open | Medium |
| P2AF8 | Starter Relay D Control Circuit Low | Medium |
| P2AF9 | Starter Relay D Control Circuit High | Medium |
| P2AFA | Starter Relay D Stuck On | Medium |
| P2AFB | Starter Relay D Stuck Off | Medium |
| P2AFC | Engine Coolant Temperature Sensor 4 Circuit | Easy |
| P2AFD | Engine Coolant Temperature Sensor 4 Circuit Range/Performance | Easy |
| P2AFE | Engine Coolant Temperature Sensor 4 Circuit Low | Easy |
| P2AFF | Engine Coolant Temperature Sensor 4 Circuit High | Easy |