Symptom:
CAN COMMU N ICATION ER ROR
POSSIBLE CAUSES
CAN DTCS P RE SE NT IN OTH E R MODULE S
IN TE RMITTE NT CAN COMMUNICATION ERROR DTC
DAMAGE D CAB/CAB HARN E SS CONNE CTOR
CAN CIRCUIT(S) SH ORT TO VOLTAGE
CAN CIRCUIT(S) SH ORTE D TOGE TH ER
CAN CIRCUIT(S) SH ORT TO GROUND
CAN CIRCUIT(S) OPE N
FUSE D OPTIONAL E QU IP ME NT RE LAY OUTP U T CIRCU IT OP EN
FUSE D B(+) CIRCUIT OP EN
GROU ND CI RCUI T OP E N
ANTI-LOCK BRAKE CONTROLLE R
TE S T ACTION AP PLICAB ILITY
1 Tur n th e ign it ion on .
NOTE: Diagnose any Steering Angle Sensor DTCs that are present in this
module before continuing.
Wit h th e DRBIII", r ea d DTCs in th e En gin e Con t r ol Modu le, Tra n sm ission Cont r ol
Modu le, a n d In st r u m ent Clu st er.
Are t h ere a n y CAN com m u n ica t ion DTCs pr esen t in an y of th ese modu les?
All
Ye s → Refer t o th e dia gn ost ic pr ocedu r es for a n y CAN DTCs in E CM,
TCM a n d Clu st er before pr oceedin g wit h t h is t est .
Per for m ABS VE RIF ICATION TE ST - VER 1.
No → Go To 2
2 NOTE: If a system undervoltage or overvoltage DTC is set along with this
DTC, diagnose the system voltage DTC first.
Tur n th e ign it ion on .
Wit h th e DRBIII",eraseDTCs.
Tur n th e ign it ion off.
Star t t he engine.
Wit h th e DRBIII",readDTCs.
Does t h is DTC r eset ?
All
Ye s → Go To 3
No → Go To 11
3 Tur n th e ign it ion off.
Discon n ect t he CAB ha r n ess con n ect or.
In spect t h e CAB/CAB ha r n ess con n ect or for da m a ge.
Is t h er e an y br oken , ben t , pu sh ed ou t , corr oded or sprea d t er m in a ls?
All
Ye s → Repa ir a s n ecessa ry.
Per for m ABS VE RIF ICATION TE ST - VER 1.
No → Go To 4
25
BRAK ES (CAB)