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Home >> Toyota >> 2001 >> Corolla CE, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Self-Diagnostic System >> Clearing Codes

Clearing Codes

CAUTION: DO NOT disconnect vehicle battery to clear codes.
  1. To clear codes from cruise control ECU memory, locate DLC No. 1 in left side of engine compartment, near shock tower. Connect a jumper wire between terminals E1 and Tc at DLC No. 1. See Figure. Road test vehicle at 9 MPH or less. Holding cruise control switch in CANCEL position, depress cruise control ON-OFF (main) switch to ON position 5 times within 3 seconds.
  2. Fault codes are now erased from cruise control ECU memory. If problem has not been corrected or fault is still present, code will reset in cruise control ECU memory.
DIAGNOSTIC TROUBLE CODE (DTC) DEFINITIONS

System Affected Perform Test
Actuator Motor Circuit 11  & 15 
Actuator Magnetic Clutch Circuit 12 
Actuator Mechanical Fault 14 
Vehicle Speed Sensor Circuit 21 
VSS Signal Fault 23 
Cruise Control Switch Circuit 32 
Cruise Control ECU (1) 41
Power Source Voltage Drop (1) 42
Idle Signal Circuit 51 
(1) Perform CRUISE CONTROL ECU POWER SOURCE CIRCUIT  test under SYSTEM TESTS.