Speedometer going crazy
USA or non USA car. not knowing this makes answers , all wrong.
if bouncing like mad"? is
1: the cable to it bad. if cable good ,speed is bad, (tests, ask)
2: if the cable gets bad enough the CEL comes on and shows bad VSS. (DTC) veh.speed sensor, dead.
oops 99 is a cust year,
every page in fsm (related) shows if equipped.
cable speed (old school)
electric gauge, no cable. new cars. cusp year.
that means , one looks for the cable to the
tranny or to the not stated 4wd transfer case.
if its a 100% electric gauge
and crazy means bouncing?
A: bad meter.
B: bad power to meter (or loose fuse or speedo connector plug)
C: Bad ECU (hah)
D: vss input to ECU is crazy,
or go to alldata.com and read, its all there. RTM.
Nov 21, 2013 |
1999 Suzuki Grand Vitara