LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 1995 >> Caprice Impala SS >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Engine Performance DTCS (4.3L)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Performance DTCS (4.3L)

ENGINE PERFORMANCE DTCS (4.3L)

DTC OEM Code Description
P0101 34 MAF Sensor
P0112 23 Air Temperature Sensor
P0113 25 Air Temperature Sensor
P0116 New Coolant Sensor Range
P0117 15 Coolant Temperature Sensor
P0118 14 Coolant Temperature Sensor
P0122 22 Throttle Position Sensor
P0123 21 Throttle Position Sensor
P0125 New Coolant Temperature Sensor
P0131 44 Oxygen Sensor
P0132 45 Oxygen Sensor
P0133 New Oxygen Sensor
P0134 13 Oxygen Sensor
P0135 New Oxygen Sensor Heater
P0137 New (Catalyst) Oxygen Sensor
P0138 New (Catalyst) Oxygen Sensor
P0140 New (Catalyst) Oxygen Sensor
P0151 44 Oxygen Sensor
P0152 45 Oxygen Sensor
P0153 New Oxygen Sensor
P0154 13 Oxygen Sensor
P0155 New Oxygen Sensor Heater
P0158 45 Oxygen Sensor
P0160 13 Oxygen Sensor
P0161 New Oxygen Sensor Heater
P0171 New Fuel Lean
P0172 New Fuel Rich
P0174 New Fuel Lean
P0175 New Fuel Rich
P0300 New Misfire
P0321 17 Spark Reference
P0325 43 Knock Sensor
P0341 18 Cam Signal
P0342 41 Cam Signal
P0401 53/54/55 EGR
P0420 New Catalyst System
P0501/0502 24 Vehicle Speed Sensor
P0703 38 TCC Brake Switch
P0705 31 Trans. Range Switch
P0712 59 Trans. Fluid Temp. Sensor
P0713 58 Trans. Fluid Temp. Sensor
P0740 39 TCC
P0755 36 Shift Solenoid "B"
P1114 New Coolant Sensor
P1115 New Coolant Sensor
P1133 New Oxygen Sensor
P1153 New Oxygen Sensor
P1158 New Oxygen Sensor
P1200 New Injector Circuit
P1257 57 Supercharger Boost
P1350/1361 42 Ignition
P1403/1404/1405 75/76/77 EGR Solenoid(s)
P1406 32 EGR
P1520 New Park/Neutral
P1530 69 A/C Pressure Sensor/Switch
P1531 66 A/C Charge Low
P1550 New Cruise
P1558 63 Cruise
P1561 61 Cruise
P1562 62 Cruise
P1565 65 Cruise
P1567 67 Cruise
P1568 68 Cruise
P1571 New Traction Control
P1573 New Traction Control
P1599 99 Cruise
P1619 New Oil Life Reset
P1623 51 PROM Error
P1626/1629 58 Pass-Key
P1630 16 Voltage High/Low
P1640 26/56 Quad-Driver
P1650 26/56 Quad-Driver
P1670 26/56 Quad-Driver
P1860 New TCC PWM Solenoid
ENGINE PERFORMANCE DTCS

OEM Code Description
11 MALFUNCTION INDICATOR LIGHT
13 LEFT HEATED OXYGEN SENSOR CIRCUIT OPEN
14 COOLANT TEMP SENS SGNL VLTGE LOW (HI TEMP INDICATED)
15 COOLANT TEMP SENSOR SIGNAL VOLTAGE LOW
16 OPTI-SPARK IGNITION SYSTEM LOW RESOLUTION PULSE
18 INJECTOR CIRCUIT
21 THROTTLE POSITION SENSOR SIGNAL VOLTAGE HIGH
22 THROTTLE POSITION SENSOR SIGNAL VOLTAGE LOW
23 IAT SENSOR SIGNAL VOLTAGE HIGH (LOW TEMP INDICATED)
24 VEHICLE SPEED SENSOR
25 IAT SENSOR SIGNAL VOLTAGE LOW (HIGH TEMP INDICATED)
26 CANISTER PURGE SOLENOID
27 EGR SOL VALVE
28 TRANS. RANGE PRESSURE SWITCH
29 SECONDARY AIR INJECTION
32 EGR SYSTEM ERROR
33 MAP SENSOR SIGNAL VOLTAGE HIGH
34 MAP SENSOR SIGNAL VOLTAGE LOW
36 OPTI-SPARK HIGH RESOLUTION PULSE
37 TCC BRAKE SWITCH ERROR
38 BRAKE SWITCH ERROR
41 OPTI-SPARK IGNITION SYSTEM OPEN OR SHORTED EST CKT
42 IC CIRCUIT GROUNDED
43 KNOCK SENSOR CIRCUIT (DUAL SENSORS)
44 LEFT HEATED OXYGEN SENSOR LEAN EXHAUST INDICATION
45 LEFT HEATED OXYGEN SENSOR RICH EXHAUST INDICATION
46 PASS-KEY CIRCUIT
47 KNOCK SENSOR MODULE
48 MASS AIRFLOW SENSOR
50 SYSTEM VOLTAGE LOW
52 FAULTY CAL-PAK
53 SYSTEM VOLTAGE HIGH
55 FUEL LEAN MONITOR
55 PCM ERROR
58 TRANS TEMPERATURE SENSOR HIGH TEMPERATURE
59 TRANS. TEMPERATURE SENSOR LOW TEMPERATURE
63 RIGHT HEATED OXYGEN SENSOR CIRCUIT OPEN
64 RIGHT HEATED OXYGEN SENSOR LEAN EXHAUST INDICATION
65 RIGHT HEATED OXYGEN SENSOR RICH EXHAUST INDICATION
66 A/C PRESSURE SENSOR
67 A/C PRESSURE SENSOR
68 A/C RELAY CIRCUIT SHORTED
69 A/C COMPRESSOR RELAY
70 A/C COMPRESSOR RELAY DRIVER
72 VEHICLE SPEED SENSOR LOSS
73 PRESSURE CONTROL SOLENOID
75 TRANSMISSION VOLTAGE LOW
77 PRIMARY COOLING FAN DRIVER
78 SECONDARY COOLING FAN DRIVER
79 TRANSMISSION FLUID OVERTEMP
81 2-3 SHIFT SOLENOID
82 1-2 SHIFT SOLENOID
83 TCC PWM SOLENOID A/T
84 3-2 CONTROL SOLENOID WITH A/T
85 TCC STUCK ON
90 TCC SOLENOID CIRCUIT
95 CHANGE OIL LIGHT
96 LOW OIL LIGHT
97 VSS OUTPUT CIRCUIT