CAR OBD CODES
OBD/DTC Search, e.g.P1639
CAR OBD CODES P1639
P1639 OBD Code Definition:
P1639 Throttle Valve Position Control; Throttle Stuck Permanently
P1639 OBD Code Description:
- Malfunction Indicator Light (MIL) ON
- Reduced Engine Output
- Wiring and/or connections faulty
- Faulty ECM
- Faulty Accelerator Pedal
- Check Measuring Block Readings for Accelerator Pedal
- Check Voltage Signals from ECM to Throttle Pedal (see factory repair manual)
- Check Wiring and Connectors from ECM to Accelerator Pedal
- There are 2 sensors in the accelerator pedal, both should increase in the same direction as the accelerator is pressed but they have different scales. This means one counts from 0 to 100, while the other one counts from 0 to 50.
- Accelerator Position Sensor faults can be caused by issues with the Oxygen Sensor(s) and it’s wiring. Please verify this BEFORE replacing the ECM or Accelerator Pedal. Accelerator Pedal failure is very rare.
Note: The information on the P1639 error code is purely informative, if you need more useful information, please consult your technician.
OBDII Body Codes
B227A B1698 B209D B0012 B2040 B1583 B2566 B2A30 P06B0 B1611 B0733 B2385 B19A9 B00E8 B2925 OBDII Chassis Codes
C1984 C1839 C1218 C1830 C1423 B1C0C C1A35 C1439 C1313 C006A C1884 C2804 C1936 C1760 C0472 OBDII Network Codes
U0197 U1008 U2063 U1140 U1214 U2471 U2009 U0206 U0222 U0312 U1249 U1430 U0429 U025D U0225 OBDII Powertrain Codes
P1488 P0858 P0403 P0A5E P3457 P1013 P0992 P1434 P2681 P2770 P127A P092D P0138 P0418 P1626
B227A B1698 B209D B0012 B2040 B1583 B2566 B2A30 P06B0 B1611 B0733 B2385 B19A9 B00E8 B2925 OBDII Chassis Codes
C1984 C1839 C1218 C1830 C1423 B1C0C C1A35 C1439 C1313 C006A C1884 C2804 C1936 C1760 C0472 OBDII Network Codes
U0197 U1008 U2063 U1140 U1214 U2471 U2009 U0206 U0222 U0312 U1249 U1430 U0429 U025D U0225 OBDII Powertrain Codes
P1488 P0858 P0403 P0A5E P3457 P1013 P0992 P1434 P2681 P2770 P127A P092D P0138 P0418 P1626
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