PACCAR MX (2004 Emissions) Fault Code: P1062 Cruise Control Switches – Data Erratic, Intermittent, or Incorrect
PACCAR MX (2004 Emissions) Fault Code: P1062 Cruise Control Switches – Data Erratic, Intermittent, or Incorrect
SET CONDITIONS:
The PCI ECU (D420) detects that both the cruise control set(+) switch and the res(-) switch are active at the same time.
DIAGNOSTIC CONDITION:
This diagnostic runs continuously when the ignition is on.
CORRESPONDING OBD READINESS MONITOR:
None
RESET CONDITION:
This DTC changes to inactive when the fault is no longer detected.
REPAIR VERIFICATION:
1. Clear all DTCs.
2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.
3. Did the DTC come back?
– No, repair successful
– Yes, repair unsuccessful
POSSIBLE CAUSES:
Mechanical failure or damage to the cruise control switches
