Section 25 (Engine Performance System Self-Diagnostics)
WARNING: This page is about a different car, the 2004 Acura 3.5RL, 2003 Acura 3.5RL, 2002 Acura 3.5RL, and 2001 Acura 3.5RL. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Test Equipment
- Drive Cycles
- Summary
- Diagnostic Trouble Code Definitions
- Connector Identification
- Diagnostic Circuit Check
- Diagnostic Tests
- DTC P0107: Manifold Absolute Pressure (Map) Sensor Circuit Low Voltage
- DTC P0108: Manifold Absolute Pressure (Map) Sensor Circuit High Voltage
- DTC P0112: Intake Air Temperature (IAT) Sensor Circuit Low Voltage
- DTC P0113: Intake Air Temperature (IAT) Sensor Circuit High Voltage
- DTC P0116: Engine Coolant Temperature (ECT) Sensor Circuit Range/Performance Problem (2001-03 3.5RL)
- DTC P0116: Engine Coolant Temperature (ECT) Sensor Circuit Range/Performance Problem (2004 3.5RL)
- DTC P0117: Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
- DTC P0118: Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
- DTC P0122: Throttle Position (TP) Sensor Circuit Low Voltage
- DTC P0123: Throttle Position (TP) Sensor Circuit High Voltage
- DTC P0125: Engine Coolant Temperature (ECT) Sensor Slow Response (2004 3.5RL)
- DTC P0131: Right Primary Heated Oxygen Sensor (Right Primary Ho2S) Circuit Low Voltage (Bank 1 - Sensor 1) Or DTC P0151: Left Primary Heated Oxygen Sensor (Left Primary Ho2S) Circuit Low Voltage (Bank 2 - Sensor 1)
- DTC P0132: Right Primary Heated Oxygen Sensor (Right Primary Ho2S) Circuit High Voltage (Bank 1 - Sensor 1) Or DTC P0152: Left Primary Heated Oxygen Sensor (Left Primary Ho2S) Circuit High Voltage (Bank 2 - Sensor 1)
- DTC P0133: Right Primary Heated Oxygen Sensor (Right Primary Ho2S) Slow Response (Bank 1 - Sensor 1) Or DTC P0153: Left Primary Heated Oxygen Sensor (Left Primary Ho2S) Slow Response (Bank 2 - Sensor 1) (2001-03 3.5RL)
- DTC P0133: Right Primary Heated Oxygen Sensor (Right Primary Ho2S) Slow Response (Bank 1 - Sensor 1) Or DTC P0153: Left Primary Heated Oxygen Sensor (Left Primary Ho2S) Slow Response (Bank 2 - Sensor 1) (2004 3.5RL)
- DTC P0134: Right Primary Heated Oxygen Sensor (Right Primary Ho2S) Heater System Malfunction Or DTC P0154: Left Primary Heated Oxygen Sensor (Left Primary Ho2S) Heater System Malfunction (2004 3.5RL)
- DTC P0135: Right Primary Heated Oxygen Sensor (Right Primary Ho2S) Heater Circuit Malfunction (Bank 1 - Sensor 1); DTC P0141: Secondary Heated Oxygen Sensor (Secondary Ho2S) Heater Circuit Malfunction (Sensor 2) Or DTC P0155: Left Primary Heated Oxygen Sensor (Left Primary Ho2S) Heater Circuit Malfunction (Bank 2 - Sensor 1)
- DTC P0137: Secondary Heated Oxygen Sensor (Secondary Ho2S) Circuit Low Voltage (Sensor 2)
- DTC P0138: Secondary Heated Oxygen Sensor (Secondary Ho2S) Circuit High Voltage (Sensor 2)
- DTC P0139: Secondary Heated Oxygen Sensor (Secondary Ho2S) Slow Response (Sensor 2)
- DTC P0171: Fuel System Too Lean (Right Bank - Bank 1); DTC P0172: Fuel System Too Rich (Right Bank - Bank 1); DTC P0174: Fuel System Too Lean (Left Bank - Bank 2) Or DTC P0175: Fuel System Too Rich (Left Bank - Bank 2) (2001-03 3.5RL)
- DTC P0171: Fuel System Too Lean (Right Bank - Bank 1); DTC P0172: Fuel System Too Rich (Right Bank - Bank 1); DTC P0174: Fuel System Too Lean (Left Bank - Bank 2) Or DTC P0175: Fuel System Too Rich (Left Bank - Bank 2) (2004 3.5RL)
- DTC P0300: Random Misfire & Any Combination Of: DTC P1201/1301: No. 1 Cylinder Misfire; DTC P1201/1302: No. 2 Cylinder Misfire; DTC P1203/1303: No. 3 Cylinder Misfire; DTC P1204/1304: No. 4 Cylinder Misfire; DTC P1205/1305: No. 5 Cylinder Misfire; DTC P1206/1306: No. 6 Cylinder Misfire (2001-03 3.5RL)
- DTC P0300: Random Misfire & Any Combination Of: DTC P1201/1301: No. 1 Cylinder Misfire; DTC P1201/1302: No. 2 Cylinder Misfire; DTC P1203/1303: No. 3 Cylinder Misfire; DTC P1204/1304: No. 4 Cylinder Misfire; DTC P1205/1305: No. 5 Cylinder Misfire; DTC P1206/1306: No. 6 Cylinder Misfire (2004 3.5RL)
- DTC P0325: Right Knock Sensor (Bank 1) Circuit Malfunction Or DTC P0330: Left Knock Sensor (Bank 2) Circuit Malfunction
- DTC P0335: Crankshaft Position (CKP) 1 Sensor Circuit No Signal; DTC P0336: Crankshaft Position (CKP) 1 Sensor Intermittent Interruption; DTC P1336: Crankshaft Position (CKP) 2 Sensor Circuit Intermittent Interruption; DTC P1337: Crankshaft Position (CKP) 2 Sensor Circuit No Signal; DTC P1381: Cylinder Position (CYP) 1 Sensor Intermittent Interruption; DTC P1382: Cylinder Position (CYP) 1 Sensor Circuit No Signal; DTC P1386: Camshaft Position (CMP)/Cylinder Position (CYP) 2 Sensor Intermittent Interruption Or DTC P1387: Camshaft Position (CMP)/Cylinder Position (CYP) 2 Sensor Circuit No Signal (2001-03 3.5RL)
- DTC P0345: Crankshaft Position (CKP) 1 Sensor Circuit No Signal; DTC P0349: Crankshaft Position (CKP) 1 Sensor Intermittent Interruption; DTC P0390: Camshaft Position (CMP)/Cylinder Position (CYP) 1 Sensor Circuit No Signal; DTC P0394: Camshaft Position (CMP)/Cylinder Position (CYP) 1 Sensor Intermittent Interruption; DTC P1336: Crankshaft Position (CKP) 2 Sensor Circuit Intermittent Interruption; DTC P1337: Crankshaft Position (CKP) 2 Sensor Circuit No Signal; DTC P1386: Camshaft Position (CMP)/Cylinder Position (CYP) 2 Sensor Intermittent Interruption Or DTC P1387: Camshaft Position (CMP)/Cylinder Position (CYP) 2 Sensor Circuit No Signal (2004 3.5RL)
- DTC P0401: Exhaust Gas RECIRCULATION (EGR) Insufficient Flow
- DTC P0404: Exhaust Gas RECIRCULATION (EGR) Valve Insufficient Lift (2004 3.5RL)
- DTC P0406: EGR Valve Lift Sensor High Voltage (2004 3.5RL)
- DTC P0420: Catalyst System Efficiency Below Threshold
- DTC P0451: Fuel Tank Pressure (Ftp) Sensor Circuit Range/Performance Problem
- DTC P0452: Fuel Tank Pressure (Ftp) Sensor Circuit Low Voltage
- DTC P0453: Fuel Tank Pressure (Ftp) Sensor Circuit High Voltage
- DTC P0497: Evaporative Emission (EVAP) System Low Purge Flow (2004 3.5RL)
- DTC P0505: Idle Control System Malfunction (2001-03 3.5RL)
- DTC P0506: Idle Control System Rpm Lower Than Expected (2004 3.5RL)
- DTC P0507: Idle Control System Rpm Higher Than Expected (2004 3.5RL)
- DTC P0511: Idle Air Control (IAC) Valve Circuit Failure (2004 3.5RL)
- DTC P0560: Pcm Back-Up Circuit Low Voltage
- DTC P0607: Powertrain Control Module (Pcm) Internal Circuit Failure (2004 3.5RL)
- DTC P1106: Barometric Pressure (BARO) Sensor Circuit Range/Performance Problem (2001-03 3.5RL)
- DTC P1107: Barometric Pressure (BARO) Sensor Circuit Low Voltage Or DTC P1108: Barometric Pressure (BARO) Sensor Circuit High Voltage (2001-03 3.5RL)
- DTC P1121: Throttle Position (TP) Sensor Signal Lower Than Expected
- DTC P1122: Throttle Position (TP) Sensor Signal Higher Than Expected
- DTC P1128: Manifold Absolute Pressure (Map) Sensor Signal Lower Than Expected
- DTC P1129: Manifold Absolute Pressure (Map) Sensor Signal Higher Than Expected
- DTC P1201/P1301: No. 1 Cylinder Misfire Detected; DTC P1202/P1302: No. 2 Cylinder Misfire Detected; DTC P1203/P1303: No. 3 Cylinder Misfire Detected; DTC P1204/1304: No. 4 Cylinder Misfire Detected; DTC P1205/P1305: No. 5 Cylinder Misfire Detected Or DTC P1206/P1306: No. 6 Cylinder Misfire Detected (2001-03 3.5RL)
- DTC P1201/P1301: No. 1 Cylinder Misfire Detected; DTC P1202/P1302: No. 2 Cylinder Misfire Detected; DTC P1203/P1303: No. 3 Cylinder Misfire Detected; DTC P1204/1304: No. 4 Cylinder Misfire Detected; DTC P1205/P1305: No. 5 Cylinder Misfire Detected Or DTC P1206/P1306: No. 6 Cylinder Misfire Detected (2004 3.5RL)
- DTC P1316: Spark Plug Voltage Detection Circuit Malfunction (Left Bank/Bank 2) Or DTC P1317: Spark Plug Voltage Detection Circuit Malfunction (Right Bank/Bank 1)
- DTC P1318: Spark Plug Voltage Detection Module Reset Circuit Malfunction (Left Bank/Bank 2) Or DTC P1319: Spark Plug Voltage Detection Module Reset Circuit Malfunction (Right Bank/Bank 1)
- DTC P1456: Evaporative Emission (EVAP) Control System Leakage (Fuel Tank System) (2001-03 3.5RL)
- DTC P1456: Evaporative Emission (EVAP) Control System Leakage (Fuel Tank System) (2004 3.5RL)
- DTC P1457: Evaporative Emission (EVAP) Control System Leakage (EVAP Canister Area) (2001-03 3.5RL)
- DTC P1457: Evaporative Emission (EVAP) Control System Leakage (EVAP Canister Area) (2004 3.5RL)
- DTC P1486: Cooling System Malfunction (2001-03 3.5RL)
- DTC P1486: Cooling System Malfunction (2004 3.5RL)
- DTC P1491: Exhaust Gas RECIRCULATION (EGR) Valve Insufficient Lift (2001-03 3.5RL)
- DTC P1498: EGR Valve Lift Sensor High Voltage (2001-03 3.5RL)
- DTC P1508: Idle Air Control (IAC) Valve Circuit Failure (2001-03 3.5RL)
- DTC P1607: Powertrain Control Module (Pcm) Internal Circuit Failure (2001-03 3.5RL)
- DTC P2195: Right Primary Heated Oxygen Sensor (Right Primary Ho2S) Circuit Low Voltage (Bank 1 - Sensor 1) Or DTC P2197: Left Primary Heated Oxygen Sensor (Left Primary Ho2S) Circuit Low Voltage (Bank 2 - Sensor 1) (2004 3.5RL)
- DTC P2227: Barometric Pressure (BARO) Sensor Circuit Range/Performance Problem (2004 3.5RL)
- DTC P2228: Barometric Pressure (BARO) Sensor Circuit Low Voltage Or DTC P2229: Barometric Pressure (BARO) Sensor Circuit High Voltage (2004 3.5RL)
- DTC P2297: Right Primary Heated Oxygen Sensor (Right Primary Ho2S) Circuit High Voltage (Bank 1 - Sensor 1) Or DTC P2298: Left Primary Heated Oxygen Sensor (Left Primary Ho2S) Circuit High Voltage (Bank 2 - Sensor 1) (2004 3.5RL)