Diagnostic Report - 12 errors!!
Hello, I am new to the forum and not sure if any of these have come up before, but I thought I would try my luck to avoid a trip to the dealership! I have a 2001 Range Rover with 85,960 miles - the "Service Engine Soon" light came on; I took it to the auto store and here are my codes:
P0102
P0134
P0135
P0135
P0141
P0154
P0159
P0161
P0340
P0414
P0445
P1884
Please let me know if you cann offer any assistance!
P0102
P0134
P0135
P0135
P0141
P0154
P0159
P0161
P0340
P0414
P0445
P1884
Please let me know if you cann offer any assistance!
P01XX Fuel and Air Metering 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 Sensor Circuit Malfunction (Bank 1 Sensor 1) P0131 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1) P0132 O2 Sensor Circuit High Voltage (Bank 1 Sensor 1) P0133 O2 Sensor Circuit Slow Response (Bank 1 Sensor 1) P0134 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) P0135 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) P0136 O2 Sensor Circuit Malfunction (Bank 1 Sensor 2) P0137 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) P0138 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) P0139 O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) P0140 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) P0141 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2) P0142 O2 Sensor Circuit Malfunction (Bank 1 Sensor 3) P0143 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 3) P0144 O2 Sensor Circuit High Voltage (Bank 1 Sensor 3) P0145 O2 Sensor Circuit Slow Response (Bank 1 Sensor 3) P0146 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 3) P0147 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 3) P0150 O2 Sensor Circuit Malfunction (Bank 2 Sensor 1) P0151 O2 Sensor Circuit Low Voltage (Bank 2 Sensor 1) P0152 O2 Sensor Circuit High Voltage (Bank 2 Sensor 1) P0153 O2 Sensor Circuit Slow Response (Bank 2 Sensor 1) P0154 O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 1) P0155 O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 1) P0156 O2 Sensor Circuit Malfunction (Bank 2 Sensor 2) P0157 O2 Sensor Circuit Low Voltage (Bank 2 Sensor 2) P0158 O2 Sensor Circuit High Voltage (Bank 2 Sensor 2) P0159 O2 Sensor Circuit Slow Response (Bank 2 Sensor 2) P0160 O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 2) P0161 O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 2) P0162 O2 Sensor Circuit Malfunction (Bank 2 Sensor 3) P0163 O2 Sensor Circuit Low Voltage (Bank 2 Sensor 3) P0164 O2 Sensor Circuit High Voltage (Bank 2 Sensor 3) P0165 O2 Sensor Circuit Slow Response (Bank 2 Sensor 3) P0166 O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 3) P0167 O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 3) P0170 Fuel Trim Malfunction (Bank 1) P0171 System Too Lean (Bank 1) P0172 System Too Rich (Bank 1) P0173 Fuel Trim Malfunction (Bank 2) 
P0174 System Too Lean (Bank 2) P0175 System Too Rich (Bank 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 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 U 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
P02XX Fuel and Air Metering P0200 Injector Circuit Malfunction P0201 Injector Circuit Malfunction - Cylinder 1 P0202 Injector Circuit Malfunction - Cylinder 2 P0203 Injector Circuit Malfunction - Cylinder 3 P0204 Injector Circuit Malfunction - Cylinder 4 P0205 Injector Circuit Malfunction - Cylinder 5 P0206 Injector Circuit Malfunction - Cylinder 6 P0207 Injector Circuit Malfunction - Cylinder 7 P0208 Injector Circuit Malfunction - Cylinder 8 P0209 Injector Circuit Malfunction - Cylinder 9 P0210 Injector Circuit Malfunction - Cylinder 10 P0211 Injector Circuit Malfunction - Cylinder 11 P0212 Injector Circuit Malfunction - Cylinder 12 P0213 Cold Start Injector 1 Malfunction P0214 Cold Start Injector 2 Malfunction P0215 Engine Shutoff Solenoid Malfunction P0216 Injection Timing Control Circuit Malfunction P0217 Engine Overtemp Condition P0218 Transmission Over Temperature Condition P0219 Engine Over Speed Condition P0220 Throttle/Pedal Position Sensor/Switch B Circuit Malfunction P0221 Throttle/pedal Position Sensor/Switch B Circuit Range/Performance Problem P0222 Throttle/pedal Position Sensor/Switch B Circuit Low Input P0223 Throttle/Pedal Position Sensor/Switch B Circuit High Input P0224 Throttle/Pedal Position Sensor/Switch B Circuit Intermittent P0225 Throttle/Pedal Position Sensor/Switch C Circuit Malfunction P0226 Throttle/Pedal Position Sensor/Switch C Circuit Range/Performance Problem P0227 Throttle/Pedal Position Sensor/Switch C Circuit Low Input P0228 Throttle/Pedal Position Sensor/Switch C Circuit High Input P0229 Throttle/Pedal Position Sensor/Switch C Circuit Intermittent P0230 Fuel Pump Primary Circuit Malfunction P0231 Fuel Pump Secondary Circuit Low P0232 Fuel Pump Secondary Circuit High P0233 Fuel Pump Secondary Circuit Intermittent P0234 Engine Overboost Condition P0235 Turbocharger Boost Sensor A Circuit Malfunction P0236 Turbocharger Boost Sensor A Circuit Range/Performance P0237 Turbocharger Boost Sensor A Circuit Low P0238 Turbocharger Boost Sensor A Circuit High P0239 Turbocharger Boost Sensor B Circuit Malfunction P0240 Turbocharger Boost Sensor B Circuit Range/Performance P0241 Turbocharger Boost Sensor B Circuit Low P0242 Turbocharger Boost Sensor B Circuit High P0243 Turbocharger Wastegate Solenoid A Malfunction P0244 Turbocharger Wastegate Solenoid A Range/Performance P0245 Turbocharger Wastegate Solenoid A low P0246 Turbocharger Wastegate Solenoid A High P0

P0174 System Too Lean (Bank 2) P0175 System Too Rich (Bank 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 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 U 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
P02XX Fuel and Air Metering P0200 Injector Circuit Malfunction P0201 Injector Circuit Malfunction - Cylinder 1 P0202 Injector Circuit Malfunction - Cylinder 2 P0203 Injector Circuit Malfunction - Cylinder 3 P0204 Injector Circuit Malfunction - Cylinder 4 P0205 Injector Circuit Malfunction - Cylinder 5 P0206 Injector Circuit Malfunction - Cylinder 6 P0207 Injector Circuit Malfunction - Cylinder 7 P0208 Injector Circuit Malfunction - Cylinder 8 P0209 Injector Circuit Malfunction - Cylinder 9 P0210 Injector Circuit Malfunction - Cylinder 10 P0211 Injector Circuit Malfunction - Cylinder 11 P0212 Injector Circuit Malfunction - Cylinder 12 P0213 Cold Start Injector 1 Malfunction P0214 Cold Start Injector 2 Malfunction P0215 Engine Shutoff Solenoid Malfunction P0216 Injection Timing Control Circuit Malfunction P0217 Engine Overtemp Condition P0218 Transmission Over Temperature Condition P0219 Engine Over Speed Condition P0220 Throttle/Pedal Position Sensor/Switch B Circuit Malfunction P0221 Throttle/pedal Position Sensor/Switch B Circuit Range/Performance Problem P0222 Throttle/pedal Position Sensor/Switch B Circuit Low Input P0223 Throttle/Pedal Position Sensor/Switch B Circuit High Input P0224 Throttle/Pedal Position Sensor/Switch B Circuit Intermittent P0225 Throttle/Pedal Position Sensor/Switch C Circuit Malfunction P0226 Throttle/Pedal Position Sensor/Switch C Circuit Range/Performance Problem P0227 Throttle/Pedal Position Sensor/Switch C Circuit Low Input P0228 Throttle/Pedal Position Sensor/Switch C Circuit High Input P0229 Throttle/Pedal Position Sensor/Switch C Circuit Intermittent P0230 Fuel Pump Primary Circuit Malfunction P0231 Fuel Pump Secondary Circuit Low P0232 Fuel Pump Secondary Circuit High P0233 Fuel Pump Secondary Circuit Intermittent P0234 Engine Overboost Condition P0235 Turbocharger Boost Sensor A Circuit Malfunction P0236 Turbocharger Boost Sensor A Circuit Range/Performance P0237 Turbocharger Boost Sensor A Circuit Low P0238 Turbocharger Boost Sensor A Circuit High P0239 Turbocharger Boost Sensor B Circuit Malfunction P0240 Turbocharger Boost Sensor B Circuit Range/Performance P0241 Turbocharger Boost Sensor B Circuit Low P0242 Turbocharger Boost Sensor B Circuit High P0243 Turbocharger Wastegate Solenoid A Malfunction P0244 Turbocharger Wastegate Solenoid A Range/Performance P0245 Turbocharger Wastegate Solenoid A low P0246 Turbocharger Wastegate Solenoid A High P0
Wow...that's quite and exhaustive list!
To paraphrase:
And wow on the codes. Lots of short circuits and wiring failures. Looks like you've either lost a wiring harness (something may have bounced up off the road), or your battery is dying. If it were me I would start with getting the battery tested at Autozone or Advance, it's free, and when a battery is on its way out, allllll sorts of wild things can happen. That'd be my first step.
Second I would do a visual inspection. Check the O2 sensors (all of them) and make sure they are plugged in, and the wiring is not corroded/stripped/missing.
The MAF code might be the source of most of em also...if your MAF is failing or dead, that could foul the O2 sensors over time...not sure though. Might want to try using MAF-safe sensor cleaner and gently clean out the MAF and housing.
Evap could be a whollleeee lot of things, start with the gas cap. Make sure it's on good and tight, and if it looks worn out, buy a new one (Stant - runs like 10 bucks or so).
Lastly, P1844 I'm a bit confused on. It's a Land Rover code, and appears to have a few different sources. Generic fault is called 'manufacturer control - transmission'.
So based on how your Range is driving and handling, which 1884 code would you lean towards?
To paraphrase:
P0102 - Mass or Volume Air Flow Circuit low Input
P0134 - O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
P0135 - O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)
P0141 - O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
P0154 - O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 1)
P0159 - O2 Sensor Circuit Slow Response (Bank 2 Sensor 2)
P0161 - O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
P0340 - Camshaft Position Sensor Circuit Malfunction
P0414 - Secondary Air Injection System Switching Valve A Circuit Shorted
P0445 - Evaporative Emission Control System Purge Control Valve Circuit Shorted
P0134 - O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
P0135 - O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)
P0141 - O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
P0154 - O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 1)
P0159 - O2 Sensor Circuit Slow Response (Bank 2 Sensor 2)
P0161 - O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
P0340 - Camshaft Position Sensor Circuit Malfunction
P0414 - Secondary Air Injection System Switching Valve A Circuit Shorted
P0445 - Evaporative Emission Control System Purge Control Valve Circuit Shorted
Second I would do a visual inspection. Check the O2 sensors (all of them) and make sure they are plugged in, and the wiring is not corroded/stripped/missing.
The MAF code might be the source of most of em also...if your MAF is failing or dead, that could foul the O2 sensors over time...not sure though. Might want to try using MAF-safe sensor cleaner and gently clean out the MAF and housing.
Evap could be a whollleeee lot of things, start with the gas cap. Make sure it's on good and tight, and if it looks worn out, buy a new one (Stant - runs like 10 bucks or so).
Lastly, P1844 I'm a bit confused on. It's a Land Rover code, and appears to have a few different sources. Generic fault is called 'manufacturer control - transmission'.
P1884 * CAN message: Engine friction invalid. No apparent effect.
P1884 * CAN message: Throttle position invalid. Substitute throttle angle of 50% adopted. No kickdown. Operates in economy modes only.
P1884 CAN message: Engine temperature invalid. Substitute engine temperature derived from other inputs. No apparent effect.
P1884 CAN message: Road speed invalid. No apparent effect
P1884 CAN message: Engine torque invalid. Substitute engine torque of derived from other inputs. May affect shift quality.
P1884 * CAN message:Engine speed invalid. Maintains current gear in low range, limp home mode in high range. Shift pressure to maximum, harsh gear shifts/engagement.
P1884 CAN message: Engine air intake temperature invalid. No apparent effect.
P1844 Altitude shift control invalid. No reduced torque compensation, possible reduction in performance/ driveability at altitude or high ambient temperatures.
P1884 * CAN message: Throttle position invalid. Substitute throttle angle of 50% adopted. No kickdown. Operates in economy modes only.
P1884 CAN message: Engine temperature invalid. Substitute engine temperature derived from other inputs. No apparent effect.
P1884 CAN message: Road speed invalid. No apparent effect
P1884 CAN message: Engine torque invalid. Substitute engine torque of derived from other inputs. May affect shift quality.
P1884 * CAN message:Engine speed invalid. Maintains current gear in low range, limp home mode in high range. Shift pressure to maximum, harsh gear shifts/engagement.
P1884 CAN message: Engine air intake temperature invalid. No apparent effect.
P1844 Altitude shift control invalid. No reduced torque compensation, possible reduction in performance/ driveability at altitude or high ambient temperatures.
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