Section 207 (Intelligent Cruise Control System)
WARNING: This page is about a different car, the 2004 Infiniti Q45 and 2003 Infiniti Q45. However, it is still accessible from the selected car via links, so may be relevant.
- Precautions
- Preparation
- Description
- Action Test
- ICC System Running Test
- ICC System Set Checking
- Check For Increase Of The Cruising Speed
- Check For Decrease Of The Cruising Speed
- Check For The Cancellation Of ICC System (Normal Driving Condition) In The Following Cases:
- Check For Restoring The Speed That Is Set By ICC System Before ICC Cancellation
- Check For ON/OFF Switch
- Check For ACCEL/RES, COAST/SET, CANCEL Switches
- Check For Distance Switch
- ICC System Running Test
- Laser Beam Aiming Adjustment
- Electrical Units Location
- Wiring Diagram
- Terminals And Reference Value
- Trouble Diagnosis - General Description
- Trouble Diagnosis For Self-Diagnostic Items
- Diagnostic Trouble Code (DTC) Chart
- DTC 11: Control Unit
- DTC 20: Can Comm Circuit
- DTC 31, 34: Power Supply Cir 1, Power Supply Cir 2
- DTC 41: VHCL Speed Se CIRC
- DTC 42: THRTL Pos Sen CIRC
- DTC 43: Abs/TCS/VDC CIRC
- DTC 45: Brake SW/Stop L SW
- DTC 46: Operation SW CIRC
- DTC 61: Press Sen Circuit
- DTC 62: Booster Sol/V Circuit
- DTC 63: Release SW Circuit
- DTC 65: Pressure Control
- DTC 74: Laser Beam Off CNTR
- DTC 81: Power Supply Valve
- DTC 83: Power Supply Valve
- DTC 85: Air Valve [Low Voltage]
- DTC 87: Release Valve [Low Voltage]
- DTC 90: Stop Lamp RLY Fix
- 1. Check Connector ICC Unit
- 2. Check Stop Lamp Switch, And ICC Brake Switch
- 3. Brake Switch Installation And Adjustment Inspection
- 4. Check ICC Brake Switch And Stop Lamp Switch
- 5. Check ICC Brake Hold Relay
- 6. Check Harness Through ICC Brake Hold Relay, ICC Brake Switch, ICC Unit
- 7. Check ICC Brake Hold Relay Power Supply Circuit
- 8. Check Brake Lamp Illumination
- 9. Check ICC Brake Hold Relay Circuit
- 10. Check ICC Brake Hold Relay
- 11. Check Harness Through ICC Unit, ICC Brake Hold Relay, And Ground
- 12. Check ICC Brake Hold Relay
- 13. Check ICC Unit Standard Voltage
- 14. Check ICC Brake Hold Relay Power Supply Circuit
- 15. Check Harness Between ICC Brake Hold Relay And ICC Unit
- 16. Check ICC Brake Hold Relay
- 17. Check ICC Unit Standard Voltage
- DTC 92: ECM Circuit
- DTC 97: A/T Circuit
- DTC 98: Gear Position
- DTC 102: Radar Stain
- DTC 103: Laser Sensor Fail
- DTC 104: Laser Aiming INCMP
- DTC 107: Laser Comm Fail
- DTC 109: Laser High Temp
- Trouble Diagnosis For Symptoms
- Symptom Chart
- Symptom 1: Cruise On/Off Does Not Switch On. (The ICC System Display In The Combination Meter Does Not Illuminate.) Cruise On/Off Does Not Switch Off. (The ICC System Display In The Combination Meter Remains Powered.)
- 1. Check ON/OFF Switch
- 2. Check Combination Meter
- 3. Check CAN Communication
- 4. Check ICC Unit Reference Signal
- 5. Check ICC Steering Switch
- 6. Check ICC Steering Switch Harness
- 7. Check Spiral Cable
- 8. Check Harness Between Spiral Cable And ICC Unit
- 9. Check Connector For ICC Unit
- 10. Check Connector ICC Steering Switch, Switch Harness And Spiral Cable
- Symptom 2: The ICC System Cannot Be Set (On/Off Switch Turns On/Off).
- Symptom 3: The ICC System Cannot Be Cancelled By The Cancel Switch, Resume Or Increase The Set Vehicle Speed, Or Change The Distance Setting.
- Symptom 4: The ICC System Is Not Cancelled When The Gear Is In Other Than 'D'.
- Symptom 5: Chime Does Not Sound.
- Symptom 6: Chime Does Not Stop.
- Symptom 7: Driving Force Is Hunting.
- Symptom 8: The ICC System Frequently Cannot Detect The Vehicle Ahead/The Detection Zone Is Short.
- Symptom 9: The System Does Not Detect The Vehicle Ahead At All.
- Electrical Component Inspection
- Removal And Installation
- Service Data And Specifications (SDS)