Login Register

car starts without cam sensor? testing

Help, Advice, Owners' Discussion and DIY Tutorials on Volvo's stylish, distinctive P2 platform cars sold as model years 2001-2007 (North American market year designations).

2001 - 2007 V70
2001 - 2004 V70 XC (Cross Country)
2004 - 2007 XC70 (Cross Country)
2001 - 2009 S60
2003 - 2007 S60 R
2004 - 2007 V70 R

Post Reply
User avatar
darrylrobert
Posts: 472
Joined: 6 March 2020
Year and Model: 2001 v70xc M58
Location: australia
Has thanked: 4 times
Been thanked: 27 times

car starts without cam sensor? testing

Post by darrylrobert »

wanting to test the different sensors on my 2001xc70, i removed the cam sensor on the back of the engine and tried starting and it started...question is should it, is the sensor faulty??.
1981 260 GLE converted to 240 M46 after auto box failure
1987 740t auto converted to M47
1997 V70t5 auto converted to M56
1998 V70 factory M56 (parts car)
2001 XC70 factory M58
2002 XC70 auto (parts car)

User avatar
RickHaleParker
Posts: 7129
Joined: 25 May 2015
Year and Model: See Signature below.
Location: Kansas
Has thanked: 8 times
Been thanked: 958 times

Post by RickHaleParker »

darrylrobert wrote: 05 Apr 2020, 04:10i removed the cam sensor on the back of the engine and tried starting and it started.
If the ECM cannot detect the camshaft sensor it uses a lookup table. The engine will run but it will not be optimized.

darrylrobert wrote: 05 Apr 2020, 04:10...question is should it, is the sensor faulty??
What does your diagnostic scanner say when the camshaft sensor is plugged in?
⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙⸙
1998 C70, B5234T3, 16T, AW50-42, Bosch Motronic 4.4, Special Edition package.
2003 S40, B4204T3, 14T twin scroll AW55-50/51SN, Siemens EMS 2000.
2004 S60R, B8444S TF80 AWD. Yamaha V8 conversion
2005 XC90 T6 Executive, B6294T, 4T65 AWD, Bosch Motronic 7.0.

User avatar
darrylrobert
Posts: 472
Joined: 6 March 2020
Year and Model: 2001 v70xc M58
Location: australia
Has thanked: 4 times
Been thanked: 27 times

Post by darrylrobert »

thanks i will check scanner.
1981 260 GLE converted to 240 M46 after auto box failure
1987 740t auto converted to M47
1997 V70t5 auto converted to M56
1998 V70 factory M56 (parts car)
2001 XC70 factory M58
2002 XC70 auto (parts car)

Post Reply
  • Similar Topics
    Replies
    Views
    Last post