Hello,P0021 mean "A" Camshaft Position - Timing Over-Advanced or System Performance ,P0171 mean System Too Lean .There is a
Diagnostic Trouble Code Table ,hope can help you.
For
OBD code problems check the list of help links below. Click the link
below to go through its procedure. -------------- -------------- ------------ ------------- -------- ------------ -------------- ------------ http://schematicsdiagram.blogspot.com/2011/12/engine-misfire-codes-on-chevrolet.html ---------------- http://schematicsdiagram.blogspot.com/2011/12/misfire-on-cylinder-4.html -------------- http://repairhelpcenter.blogspot.com/2011/11/abs-trouble-codes-for-all-1994-00-acura.html ------------ ------------- http://howtobyme.blogspot.com/2011/11/diagnostic-code-p1396.html -------------- http://howtobyme.blogspot.com/2011/11/code-p0452.html ------------- http://howtobyme.blogspot.com/2011/11/obd-code-p0172-on-buick-park-avenue.html ------------- http://howtobyme.blogspot.com/2011/11/dtc-code-p0321-on-buick-park-avenue.html ------------------ http://howtobyme.blogspot.com/2011/11/error-code-p0471-on-2007-dodge-ram-3500.html ------------- http://howtobyme.blogspot.com/2011/11/p0304-error-code-on-dodge-neon.html ----------------- http://howtobyme.blogspot.com/2011/11/obdii-scan-is-receiving-no-bus-code.html ----------- http://repairhelpcenter.blogspot.com/2011/11/how-to-clear-obd-error-codes-on-acura.html ---------------- http://vwrepairhelp.blogspot.com/2011/11/diagnosis-and-testing-car-components.html -------------- Part 1. http://repairhelpcenter.blogspot.com/2011/11/diagnostic-trouble-codes-list-for-acura_18.html -------------- Part 2.------ http://repairhelpcenter.blogspot.com/2011/11/diagnostic-trouble-codes-list-for-acura.html ------------ http://schematicsdiagram.blogspot.in/2012/02/obd-code-is-cleared-but-check-engine.html -------------- http://schematicsdiagram.blogspot.com/2011/12/diagnostic-code-43-and-71-on-1991.html ------------------ http://schematicsdiagram.blogspot.com/2011/12/code-p0132-on-acura-tl.html ------------- http://schematicsdiagram.blogspot.com/2011/12/p0031-code-on-dodge-dakota.html -------------- http://schematicsdiagram.blogspot.com/2011/12/how-to-get-diagnostic-code-without-obd.html ------------ http://schematicsdiagram.blogspot.com/2011/12/obd-ii-trouble-code-p0300.html ------------- http://schematicsdiagram.blogspot.com/2011/12/getting-diagnostic-code-p0016.html -------------- http://schematicsdiagram.blogspot.com/2011/12/how-to-read-codes-from-check-engine.html ------------- http://schematicsdiagram.blogspot.com/2011/12/diagnostic-code-p0540-continue-to.html ----------- http://schematicsdiagram.blogspot.com/2012/01/dtc-trouble-code-p0401.html ----------------- http://technoanswers.blogspot.com/2012/01/car-misfires-and-error-code-p0306-and.html ------------- http://technoanswers.blogspot.com/2012/01/diagnostic-code-p0463-on-ford-f250.html ------------- http://howtobyme.blogspot.in/2012/01/check-engine-light-with-codes-p2195-and.html ------------ http://technoanswers.blogspot.in/2012/01/diagnostic-error-code.html -------------- http://technoanswers.blogspot.in/2012/02/p0174-p0037-and-p2197-on-toyota-rav4.html ----------- http://technoanswers.blogspot.in/2012/02/p0352-obd-code-on-toyota-rav4.html ------------- http://technoanswers.blogspot.in/2012/02/error-code-p0402-on-ford-escape.html --------- http://technoanswers.blogspot.in/2012/02/obd-code-p0763-on-lexus.html ------- http://schematicsdiagram.blogspot.in/2012/02/obd-code-p0301p0430-and-p0174.html --------- http://schematicsdiagram.blogspot.in/2012/02/obd-code-p0500-on-lexus-rx-300.html ----------- This
will help. Thanks. ------------------------------------
Diagnostic Code P2195?
http://schematicsdiagram.blogspot.in/2012/02/diagnostic-code-p2195-on-toyota-avalon.html
Diagnostic code P1330?
http://technoanswers.blogspot.in/2012/02/diagnostic-code-p1330-on-kia-2wd.html
Diagnostic code P0700, P1330, P1121?
http://technoanswers.blogspot.in/2012/02/diagnostic-code-p0700-p1330-p1121-on.html
shows error code P1330?
http://technoanswers.blogspot.in/2012/02/2003-kia-sorento-shows-error-code-p1330.html
OBD code P1330?
http://technoanswers.blogspot.in/2012/02/obd-code-p1330-on-2003-kia-sorento.html
OBD code P01300?
http://technoanswers.blogspot.in/2012/02/obd-code-p01300-on-toyota-rav4.html
OBD code P0768?
http://repairhelpcenter.blogspot.com/2012/01/obd-code-p0768.html
Evaporative Emissions
System codes details?
http://schematicsdiagram.blogspot.com/2011/11/evaporative-emissions-system-codes.html
---------------
Engine Misfire codes?
Misfire on cylinder 4?
ABS trouble codes for all models?
Diagnostic code P0010?
http://schematicsdiagram.blogspot.com/2011/12/diagnostic-code-p0010.html
Diagnostic Code P1396?
Code P0452?
OBD code P0172 on Buick?
DTC Code P0321?
Error Code P0471?
P0304 Error code?
OBDII scan is receiving NO
BUS CODE?
How to Clear OBD error
Codes?
Diagnosis and Testing Car
Components?
Diagnostic Trouble Codes
list?
Diagnostic Trouble Codes
list?
OBD Code is cleared but
check engine light will not RESET?
Diagnostic Code 43 and 71?
Code P0132?
P0031 code?
How to get diagnostic Code
without OBD Scanner on Pre 1995 cars?
OBD-II Trouble Code P0300?
Getting diagnostic code
P0016?
How to Read Codes from
Check Engine Light?
Diagnostic Code P0540
continues to return and the MIL light is on?
DTC Trouble Code P0401?
Car misfires and error code P0306 and P0303 is
shown?
Diagnostic code P0463?
Check engine light with
codes P2195 and P2197?
Diagnostic error code P0121,P0505,P1000,P2101,P2104,
P2110,P2135,P2106?
P0174, P0037 and P2197?
P0352 Obd code?
Error code p0402?
Obd Code P0763?
OBD code P0301, P0430 and
P0174?
OBD code P0500?
1,373 views
Usually answered in minutes!
seems like the power loss starts after driving about 20 miles
the fuel mileage is about 15 average which is a little low
×