Help with a couple of C4 RPO codes

[jimandemma]

Can someone please shed some light on what these C4 codes are.

73I (I not one 1)
732
739

Thanks, Jim

[bfit]

They look like paint codes , that can not be what you need .
are these engine , trans or body related
Bfit

[jimandemma]

Found.

Good site for RPO codes.

http://jameshalderman.com/images/RPO_Codes.pdf

[bfit]

Not to far from paint codes
Bfit

[Kenobe]

  I copied these of a CD I have, but I don't see your code numbers.
NOTE: The the following code list covers 1984–95 vehicles. The 1994–95 5.7L (VIN P) engine also utilizes some OBD-II codes.
Code 12 No engine RPM reference pulses - System Normal
Code 13 Oxygen Sensor (02S) circuit open - left side on 2 sensor system
Code 14 Engine Coolant Temperature (ECT) sensor -possible circuit high or shorted sensor
Code 15 Engine Coolant Temperature (ECT) sensor -circuit low or open circuit
Code 16 Direct ignition system (DIS), fault line circuit or Distributor ignition system (low resolution pulse) or Missing 2x reference circuit or OPTI-Spark ignition timing system (low
resolution pulse) or System voltage out of range
Code 17 Camshaft Position Sensor (OPS) or spark reference circuit error
Code 18 Crank/Cam error
Code 19 Crankshaft Position Sensor (CPS) circuit
Code 21 Throttle Position (TP) sensor circuit - signal voltage out of range, probably high
Code 22 Throttle Position (TP) sensor circuit - signal voltage low
Code 23 Intake Air Temperature (IAT or MAT) sensor circuit temperature out of range, low or Open or grounded M/C solenoid Feedback Carburetor system
Code 24 Vehicle Speed Sensor (VSS) circuit
Code 25 Intake Air Temperature (IAT or MAT) sensor circuit temperature out of range, high
Code 26 Quad-Driver Module #1 circuit or Transaxle gear switch circuit
Code 27 Quad-Driver Module circuit or Transaxle gear switch, probably 2nd gear switch circuit
Code 28 Quad-Driver Module (QDM) #2 circuit or Transaxle gear switch, probably 3rd gear switch circuit
Code 29 Transaxle gear switch, probably 4th gear switch circuit
Code 31 Camshaft sensor circuit fault or Park/Neutral Position (PNP) switch circuit or Wastegate circuit signal
Code 32 Exhaust Gas Recirculation (EGR) circuit fault or Barometric Pressure Sensor circuit low Feedback Carburetor system
Code 33 Manifold Absolute Pressure (MAP) sensor - signal voltage out of range, high or Mass Air Flow (MAE) sensor - signal voltage out of range, probably high
Code 34 - Manifold Absolute Pressure (MAP) sensor - circuit out of range voltage, low or Mass Air Flow (MAF) sensor circuit (gm/sec low)
Code 35 - Idle Air Control (IAC) or idle speed error or Idle Speed Control (ISO) circuit throttle switch shorted Feedback Carburetor system
Code 36 Ignition system circuit error or Transaxle shift problem - 4T60E Transaxle
Code 38 Brake input circuit fault - Torque converter clutch signal
Code 39 Clutch input circuit fault - Torque converter clutch signal
Code 41 Cam sensor or cylinder select circuit fault ignition control (IC) reference pulse system fault or Electronic Spark Timing (EST) circuit open or shorted
Code 42 Electronic Spark Timing (EST) circuit grounded or Ignition Control (IC) circuit grounded or faulty bypass line
Code 43 Knock Sensor (KS) or Electronic Spark Control (ESC) circuit fault
Code 44 Oxygen Sensor (02S), left side on 2 sensor system lean exhaust indicated
Code 45 Oxygen Sensor (02S), left side on 2 sensor system rich exhaust indicated
Code 46 Personal Automotive Security System (PASSKey II) circuit or Power Steering Pressure Switch (PSPS) circuit
Code 47 PCM-BCM data circuit
Code 48 Misfire diagnosis
Code 51 Calibration error, faulty MEM-CAL, ECM or EEPROM failure
Code 52 Engine oil temperature sensor circuit, low temperature indicated or Fuel Calpac missing or Over voltage condition or EGR Circuit fault
Code 53 Battery voltage error or EGR problem or Personal Automotive Security System (PASS-Key) circuit
Code 54 EGR #2 problem or Fuel pump circuit (low voltage) or Shorted mixture control solenoid circuit Feedback Carburetor system
Code 55 A/D Converter error, PCM error or not grounded, EGR #3 problem, Fuel lean monitor, Grounded voltage reference, faulty oxygen sensor or fuel lean Feedback Carburetor system
Code 56 Quad-Driver Module (QDM) #2 circuit or Secondary air inlet valve actuator vacuum sensor circuit signal high 5.7L (VIN J)
Code 57 Boost control problem
Code 58 Vehicle Anti-theft System fuel enable circuit
Code 61 A/C system performance or Cruise vent solenoid circuit fault or Oxygen Sensor (02S) degraded signal or Secondary port throttle valve system fault 5.7L (VIN J) or Transaxle gear
switch signal
Code 62 Cruise vacuum solenoid circuit fault or Engine oil temperature sensor, high temperature indicated or Transaxle gear switch signal circuit fault
Code 63 Oxygen Sensor (02S), right side circuit open or Cruise system problem (speed error) or Manifold Absolute Pressure (MAP) sensor circuit out of range
Code 64 Oxygen Sensor (02S), right side - lean exhaust indicated
Code 65 Oxygen Sensor (02S), right side - rich exhaust indicated or Cruise servo position circuit or Fuel injector circuit low current
Code 66 A/C pressure sensor circuit fault, probably low pressure or Engine power switch, voltage high or low or PCM fault 5.7L (VIN J)
Code 67 A/C pressure sensor circuit, sensor or A/C clutch circuit failure or Cruise switch circuit fault
Code 68 A/C compressor relay (shorted circuit) or Cruise system fault
Code 69 A/C clutch circuit or head pressure high
Code 70 A/C refrigerant pressure sensor circuit (high pressure)
Code 71 A/C evaporator temperature sensor circuit (low temperature)
Code 72 Gear selector switch circuit
Code 73 A/C evaporator temperature sensor circuit (high temperature)
Code 75 Digital EGR #1 solenoid error
Code 76 Digital EGR #2 solenoid error
Code 77 Digital EGR #3 solenoid error
Code 79 Vehicle Speed Sensor (VSS) circuit signal high
Code 80 Vehicle Speed Sensor (VSS) circuit signal low
Code 81 Brake input circuit fault - Torque converter clutch signal
Code 82 Ignition Control (IC) 3X signal error
Code 85 PROM error
Code 86 Analog/Digital ECM error
Code 87 EEPROM error
Code 99 Power management
1990 Chevrolet CORVETTE
Submodel: | Engine Type: V8 | Liters: 5.7
Fuel Delivery: FI | Fuel: GAS
NOTE: The following code list covers all 1994–96 vehicles, except for the 1994 5.7L (VIN J) engine. Some 1994–95 vehicles also utilize some OBD-I codes.
P0100 Mass or Volume Air Flow Circuit Malfunction
P0101 Mass or Volume Air Flow Circuit Range/Performance Problem
P0102 Mass or Volume Air Flow Circuit Low Input
P0103 Mass or Volume Air Flow Circuit High Input
P0104 Mass or Volume Air Flow Circuit Intermittent
P0105 Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction
P0106 Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem
P0107 Manifold Absolute Pressure/Barometric Pressure Circuit Low Input
P0108 Manifold Absolute Pressure/Barometric Pressure Circuit High Input
P0109 Manifold Absolute Pressure/Barometric Pressure Circuit Intermittent
P0110 Intake Air Temperature Circuit Malfunction
P0111 Intake Air Temperature Circuit Range/Performance Problem
P0112 Intake Air Temperature Circuit Low Input
P0113 Intake Air Temperature Circuit High Input
P0114 Intake Air Temperature Circuit Intermittent
P0115 Engine Coolant Temperature Circuit Malfunction
P0116 Engine Coolant Temperature Circuit Range/Performance Problem
P0117 Engine Coolant Temperature Circuit Low Input
P0118 Engine Coolant Temperature Circuit High Input
P0119 Engine Coolant Temperature Circuit Intermittent
P0120 Throttle/Pedal Position Sensor/Switch "A" Circuit Malfunction
P0121 Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance Problem
P0122 Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input
P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High Input
P0124 Throttle/Pedal Position Sensor/Switch "A" Circuit Intermittent
P0125 Insufficient Coolant Temperature For Closed Loop Fuel Control
P0126 Insufficient Coolant Temperature For Stable Operation
P0130 O2 Circuit Malfunction (Bank no. 1 Sensor no. 1)
P0131 O2 Sensor Circuit Low Voltage (Bank no. 1 Sensor no. 1)
P0132 O2 Sensor Circuit High Voltage (Bank no. 1 Sensor no. 1)
P0133 O2 Sensor Circuit Slow Response (Bank no. 1 Sensor no. 1)
P0134 O2 Sensor Circuit No Activity Detected (Bank no. 1 Sensor no. 1)
P0135 O2 Sensor Heater Circuit Malfunction (Bank no. 1 Sensor no. 1)
P0136 O2 Sensor Circuit Malfunction (Bank no. 1 Sensor no. 2)
P0137 O2 Sensor Circuit Low Voltage (Bank no. 1 Sensor no. 2)
P0138 O2 Sensor Circuit High Voltage (Bank no. 1 Sensor no. 2)
P0139 O2 Sensor Circuit Slow Response (Bank no. 1 Sensor no. 2)
P0140 O2 Sensor Circuit No Activity Detected (Bank no. 1 Sensor no. 2)
P0141 O2 Sensor Heater Circuit Malfunction (Bank no. 1 Sensor no. 2)
P0142 O2 Sensor Circuit Malfunction (Bank no. 1 Sensor no. 3)
P0143 O2 Sensor Circuit Low Voltage (Bank no. 1 Sensor no. 3)
P0144 O2 Sensor Circuit High Voltage (Bank no. 1 Sensor no. 3)
P0145 O2 Sensor Circuit Slow Response (Bank no. 1 Sensor no. 3)
P0146 O2 Sensor Circuit No Activity Detected (Bank no. 1 Sensor no. 3)
P0147 O2 Sensor Heater Circuit Malfunction (Bank no. 1 Sensor no. 3)
P0150 O2 Sensor Circuit Malfunction (Bank no. 2 Sensor no. 1)
P0151 O2 Sensor Circuit Low Voltage (Bank no. 2 Sensor no. 1)
P0152 O2 Sensor Circuit High Voltage (Bank no. 2 Sensor no. 1)
P0153 O2 Sensor Circuit Slow Response (Bank no. 2 Sensor no. 1)
P0154 O2 Sensor Circuit No Activity Detected (Bank no. 2 Sensor no. 1)
P0155 O2 Sensor Heater Circuit Malfunction (Bank no. 2 Sensor no. 1)
P0156 O2 Sensor Circuit Malfunction (Bank no. 2 Sensor no. 2)
P0157 O2 Sensor Circuit Low Voltage (Bank no. 2 Sensor no. 2)
P0158 O2 Sensor Circuit High Voltage (Bank no. 2 Sensor no. 2)
P0159 O2 Sensor Circuit Slow Response (Bank no. 2 Sensor no. 2)
P0160 O2 Sensor Circuit No Activity Detected (Bank no. 2 Sensor no. 2)
P0161 O2 Sensor Heater Circuit Malfunction (Bank no. 2 Sensor no. 2)
P0162 O2Sensor Circuit Malfunction (Bank no. 2 Sensor no. 3)
P0163 O2Sensor Circuit Low Voltage (Bank no. 2 Sensor no. 3)
P0164 O2Sensor Circuit High Voltage (Bank no. 2 Sensor no. 3)
P0165 O2Sensor Circuit Slow Response (Bank no. 2 Sensor no. 3)
P0166 O2Sensor Circuit No Activity Detected (Bank no. 2 Sensor no. 3)
P0167 O2Sensor Heater Circuit Malfunction (Bank no. 2 Sensor no. 3)
P0170 Fuel Trim Malfunction (Bank no. 1)
P0171 System Too Lean (Bank no. 1)
P0172 System Too Rich (Bank no. 1)
P0173 Fuel Trim Malfunction (Bank no. 2)
P0174 System Too Lean (Bank no. 2)
P0175 System Too Rich (Bank no. 2)
P0176 Fuel Composition Sensor Circuit Malfunction
P0177 Fuel Composition Sensor Circuit Range/Performance
P0178 Fuel Composition Sensor Circuit Low Input
P0179 Fuel Composition Sensor Circuit High Input
P0180 Fuel Temperature Sensor "A" Circuit Malfunction
P0181 Fuel Temperature Sensor "A" Circuit Range/Performance
P0182 Fuel Temperature Sensor "A" Circuit Low Input
P0183 Fuel Temperature Sensor "A" Circuit High Input
P0184 Fuel Temperature Sensor "A" Circuit Intermittent
P0185 Fuel Temperature Sensor "B" Circuit Malfunction
P0186 Fuel Temperature Sensor "B" Circuit Range/Performance
P0187 Fuel Temperature Sensor "B" Circuit Low Input
P0188 Fuel Temperature Sensor "B" Circuit High Input
P0189 Fuel Temperature Sensor "B" Circuit Intermittent
P0190 Fuel Rail Pressure Sensor Circuit Malfunction
P0191 Fuel Rail Pressure Sensor Circuit Range/Performance
P0192 Fuel Rail Pressure Sensor Circuit Low Input
P0193 Fuel Rail Pressure Sensor Circuit High Input
P0194 Fuel Rail Pressure Sensor Circuit Intermittent
P0195 Engine Oil Temperature Sensor Malfunction
P0196 Engine Oil Temperature Sensor Range/Performance
P0197 Engine Oil Temperature Sensor Low
P0198 Engine Oil Temperature Sensor High
P0199 Engine Oil Temperature Sensor Intermittent
P0200 Injector Circuit Malfunction
P0300 Random/Multiple Cylinder Misfire Detected
P0323 Ignition/Distributor Engine Speed Input Circuit Intermittent
P0325 Knock Sensor no. 1 — Circuit Malfunction (Bank no. 1 or Single Sensor)
P0327 Knock Sensor no. 1 — Circuit Low Input (Bank no. 1 or Single Sensor)
P0332 Knock Sensor no. 2 — Circuit Low Input (Bank no. 2)
P0335 Crankshaft Position Sensor "A" Circuit Malfunction
P0336 Crankshaft Position Sensor "A" Circuit Range/Performance
P0337 Crankshaft Position Sensor "A" Circuit Low Input
P0400 Exhaust Gas Recirculation Flow Malfunction
P0403 Exhaust Gas Recirculation Circuit Malfunction
P0410 Secondary Air Injection System Malfunction
P0412 Secondary Air Injection System Switching Valve "A" Circuit Malfunction
P0420 Catalyst System Efficiency Below Threshold (Bank no. 1)
P0430 Catalyst System Efficiency Below Threshold (Bank no. 2)
P0441 Evaporative Emission Control System Incorrect Purge Flow
P0443 Evaporative Emission Control System Purge Control Valve Circuit Malfunction
P0500 Vehicle Speed Sensor Malfunction
P0506 Idle Control System RPM Lower Than Expected
P0507 Idle Control System RPM Higher Than Expected
P0530 A/C Refrigerant Pressure Sensor Circuit Malfunction
P0531 A/C Refrigerant Pressure Sensor Circuit Range/Performance
P0562 System Voltage Low
P0563 System Voltage High
P0601 PCM Memory
P0602 PCM not programmed
P1107 MAP Sensor Voltage Intermittently Low
P1111 IAT Sensor Circuit Intermittent High Voltage
P1112 IAT Sensor Circuit Intermittent Low Voltage
P1114 ECT Sensor Circuit Intermittent Low Voltage
P1115 ECT Sensor Circuit Intermittent High Voltage
P1121 TP Sensor Voltage Intermittently High
P1122 TP Sensor Voltage Intermittently Low
P1133 HO2S Insufficient Switching Sensor
P1133 HO2S Insufficient Switching Bank #1, Sensor #1
P1134 HO2S #1 Transition Time Ratio
P1134 HO2S Transition Time Ratio Bank #1, Sensor #1
P1153 HO2S Insufficient Switching Sensor Bank #2, Sensor #1
P1154 HO2S Transition Time Ratio Bank #2, Sensor #1
P1345 Crankshaft/Camshaft (CKP/CMP) Correlation
P1350 Ignition Control (IC) Circuit Malfunction
P1351 Ignition Control (IC) Circuit High Voltage
P1361 Ignition Control (IC) Circuit Not Toggling
P1361 Ignition Control (IC) Circuit Low Voltage
P1380 Electronic Brake Control Module (EBCM) DTC Detected Rough Road Data Unusable
P1381 Misfire Detected, No EBCM/PCM/VCM Serial Data
P1406 EGR Pintle Position Circuit Fault
P1415 AIR System Bank #1
P1416 AIR System Bank #2
P1441 EVAP Control System Flow During Non-Purge
P1508 IAC System Low RPM
P1509 IAC System High RPM
P1520 PNP Circuit
P1530 Ignition Timing Adjustment Switch Circuit
P1600 PCM Battery Circuit Fault
P1635 5-Volt Reference "A" Circuit
P1639 5-Volt Reference "B" Circuit
P1641 MIL Control Circuit
P1651 Fan #1 Relay Control Circuit
P1652 Fan #2 Relay Control Circuit
P1654 A/C Relay Control
P1655 EVAP Purge Solenoid Control Circuit
P1672 Low Engine Oil Level Light Control Circuit

[gtc]

Can someone please shed some light on what these C4 codes are.

73I (I not one 1)
732
739

Thanks, Jim

73i red interior trim
732 red leather interior
739 red safety belts

[jimandemma]

Yep, they are the codes I found. Thanks guys.