LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2005 >> Land Cruiser >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control System - Diagnostics >> Problem Symptoms Table
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Problem Symptoms Table

PROBLEM SYMPTOMS TABLE - CRUISE CONTROL SYSTEM

Symptom Suspect Area
SET not occurring or CANCEL occurring. (DTC is Normal)
  1. Input Signal Circuit
  2. Vehicle Speed Sensor Circuit
  3. Stop Light Switch Circuit
  4. Park/Neutral Position Switch Circuit
  5. ECM
SET not occurring or CANCEL occurring. (DTC is not output)
  1. ECM
Actual vehicle speed deviates above or below the set speed.
  1. Input Signal Circuit
  2. ECM
Gear shifting occurs frequently between 3rd and O/D when driving on uphill road. (Hurting)
  1. ECM
Cruise control not cancelled, even when brake pedal is depressed.
  1. Stop Light Switch Circuit
  2. ECM
Cruise control not cancelled, even when transmission is shifted to "N" position.
  1. Park/Neutral Position Switch Circuit
  2. ECM
Control switch does not operate. (+/SET +/RES, CANCEL not possible)
  1. Cruise Control Switch Circuit
  2. ECM
SET possible at 40 km/h (25 mph) or less, or CANCEL does not operate at 40 km/h (25 mph) or less.
  1. Input Signal Circuit
  2. ECM
Poor response is ACCEL and RESUME modes.
  1. ECM
O/D does not resume, even though the road is not uphill.
  1. ECM
DTC memory is erased.
  1. ECM
DTC is not output, or is output when should not be.
  1. Diagnosis Circuit
  2. ECM
Cruise MAIN indicator light remains ON or falls to light up.
  1. Input Signal Circuit
  2. ECM
Cruise MAIN indicator light does not light up.
  1. Cruise MAIN indicator Light Circuit
scientia non olet · About LEMON Manuals