Tips and Precautions
Before Troubleshooting
1. Check applicable fuses in the appropriate fuse/relay
box.
2. Check the battery for damage, state of charge, and
clean and tight connections.
NOTICE
Do
Engine Compartment
VSA MODULATOR-CONTROL UNIT
AUXILIARY UNDER-HOOD
RELAY BOX
POWER MIRROR
DEFOGGER RELAY
PCM
RADIATOR FAN RELAY
ELECTRONIC THROTTLE CONTROL SYSTEM (ETCS) CONTROL RELAY
ELD U
Connector Index
Identification numbers have been assigned to in-line connectors, junction
connectors, and terminals. The number is preceded by the letter ºC" for
connectors "G" for ground terminals
Brake Hose and Line Inspection
1. Inspect the brake hoses for damage, deterioration, leaks, interference,
and twisting.
2. Check the brake lines for damage, rusting, and leaks. Also check for bent
brake lines.
3. Check for leaks at hose and line joints and connections, and retighten if
necess
DTC P2270: Secondary HO2S (Sensor 2)
Circuit Signal Stuck Lean
DTC P2271: Secondary HO2S (Sensor 2)
Circuit Signal Stuck Rich
NOTE: Before you troubleshoot, record all freeze data and any on-board
snapshot, and review the general troubleshooting information.
1. Turn the ignition switch ON (II).
2